diff --git a/app/Http/Controllers/Apis/Protected/Summit/OAuth2SummitRegistrationInvitationApiController.php b/app/Http/Controllers/Apis/Protected/Summit/OAuth2SummitRegistrationInvitationApiController.php
index 7989cad7c..6f4fcfc19 100644
--- a/app/Http/Controllers/Apis/Protected/Summit/OAuth2SummitRegistrationInvitationApiController.php
+++ b/app/Http/Controllers/Apis/Protected/Summit/OAuth2SummitRegistrationInvitationApiController.php
@@ -1,4 +1,7 @@
-<?php namespace App\Http\Controllers;
+<?php
+
+namespace App\Http\Controllers;
+
 /**
  * Copyright 2020 OpenStack Foundation
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -16,10 +19,13 @@
 use App\Http\Utils\EpochCellFormatter;
 use App\Jobs\Emails\Registration\Invitations\InviteSummitRegistrationEmail;
 use App\Jobs\Emails\Registration\Invitations\ReInviteSummitRegistrationEmail;
+use App\Models\Foundation\Main\IGroup;
 use App\Models\Foundation\Summit\Repositories\ISummitRegistrationInvitationRepository;
 use App\ModelSerializers\SerializerUtils;
+use App\Security\SummitScopes;
 use App\Services\Model\ISummitRegistrationInvitationService;
 use Illuminate\Http\Request as LaravelRequest;
+use Illuminate\Http\Response;
 use Illuminate\Support\Facades\Request;
 use Illuminate\Support\Facades\Validator;
 use models\exceptions\EntityNotFoundException;
@@ -30,6 +36,7 @@
 use models\summit\SummitRegistrationInvitation;
 use models\utils\IEntity;
 use ModelSerializers\SerializerRegistry;
+use OpenApi\Attributes as OA;
 use utils\Filter;
 use utils\FilterElement;
 use utils\FilterParser;
@@ -78,6 +85,49 @@ public function __construct
      * @param $summit_id
      * @return \Illuminate\Http\JsonResponse|mixed
      */
+    #[OA\Post(
+        path: "/api/v1/summits/{id}/registration-invitations/csv",
+        operationId: 'ingestInvitations',
+        summary: "Import registration invitations from CSV file",
+        security: [['summit_registration_invitation_oauth2' => [
+            SummitScopes::WriteSummitData,
+            SummitScopes::WriteRegistrationInvitations,
+        ]]],
+        x: [
+            'required-groups' => [
+                IGroup::SuperAdmins,
+                IGroup::Administrators,
+                IGroup::SummitAdministrators,
+                IGroup::SummitRegistrationAdmins,
+            ]
+        ],
+        tags: ["Summit Registration Invitations"],
+        parameters: [
+            new OA\Parameter(
+                name: 'id',
+                in: 'path',
+                required: true,
+                schema: new OA\Schema(type: 'integer'),
+                description: 'The summit id'
+            ),
+        ],
+        requestBody: new OA\RequestBody(
+            required: true,
+            content: new OA\MediaType(
+                mediaType: "multipart/form-data",
+                schema: new OA\Schema(ref: "#/components/schemas/SummitRegistrationInvitationCSVImportRequest")
+            )
+        ),
+        responses: [
+            new OA\Response(response: Response::HTTP_OK, description: "OK"),
+            new OA\Response(response: Response::HTTP_BAD_REQUEST, description: "Bad Request"),
+            new OA\Response(response: Response::HTTP_UNAUTHORIZED, description: "Unauthorized"),
+            new OA\Response(response: Response::HTTP_FORBIDDEN, description: "Forbidden"),
+            new OA\Response(response: Response::HTTP_NOT_FOUND, description: "Not Found"),
+            new OA\Response(response: Response::HTTP_PRECONDITION_FAILED, description: "Validation Error"),
+            new OA\Response(response: Response::HTTP_INTERNAL_SERVER_ERROR, description: "Server Error")
+        ]
+    )]
     public function ingestInvitations(LaravelRequest $request, $summit_id)
     {
         return $this->processRequest(function () use ($request, $summit_id) {
@@ -114,6 +164,42 @@ public function ingestInvitations(LaravelRequest $request, $summit_id)
      * @param $token
      * @return \Illuminate\Http\JsonResponse|mixed
      */
+    #[OA\Get(
+        path: "/api/v1/summits/registration-invitations/{token}",
+        operationId: 'getInvitationByToken',
+        summary: "Get a registration invitation by token",
+        security: [['summit_registration_invitation_oauth2' => [
+            SummitScopes::ReadMyRegistrationInvitations,
+        ]]],
+        x: [
+            'required-groups' => [
+                IGroup::SuperAdmins,
+                IGroup::Administrators,
+                IGroup::SummitAdministrators,
+                IGroup::SummitRegistrationAdmins,
+            ]
+        ],
+        tags: ["Summit Registration Invitations"],
+        parameters: [
+            new OA\Parameter(
+                name: "token",
+                in: "path",
+                required: true,
+                schema: new OA\Schema(type: "string")
+            )
+        ],
+        responses: [
+            new OA\Response(
+                response: Response::HTTP_OK,
+                description: "OK",
+                content: new OA\JsonContent(ref: "#/components/schemas/SummitRegistrationInvitation")
+            ),
+            new OA\Response(response: Response::HTTP_UNAUTHORIZED, description: "Unauthorized"),
+            new OA\Response(response: Response::HTTP_FORBIDDEN, description: "Forbidden"),
+            new OA\Response(response: Response::HTTP_NOT_FOUND, description: "Not Found"),
+            new OA\Response(response: Response::HTTP_INTERNAL_SERVER_ERROR, description: "Server Error")
+        ]
+    )]
     public function getInvitationByToken($token)
     {
         return $this->processRequest(function () use ($token) {
@@ -134,7 +220,9 @@ public function getInvitationByToken($token)
     // traits
     use ParametrizedGetAll;
 
-    use GetSummitChildElementById;
+    use GetSummitChildElementById {
+        get as protected traitGet;
+    }
 
     /**
      * @return ISummitRepository
@@ -154,8 +242,129 @@ protected function getChildFromSummit(Summit $summit, $child_id): ?IEntity
 
     /**
      * @param $summit_id
+     * @param $invitation_id
      * @return mixed
      */
+    #[OA\Get(
+        path: "/api/v1/summits/{id}/registration-invitations/{invitation_id}",
+        operationId: 'getRegistrationInvitation',
+        summary: "Get a registration invitation by id",
+        security: [['summit_registration_invitation_oauth2' => [
+            SummitScopes::ReadAllSummitData,
+            SummitScopes::ReadRegistrationInvitations,
+        ]]],
+        x: [
+            'required-groups' => [
+                IGroup::SuperAdmins,
+                IGroup::Administrators,
+                IGroup::SummitAdministrators,
+                IGroup::SummitRegistrationAdmins,
+            ]
+        ],
+        tags: ["Summit Registration Invitations"],
+        parameters: [
+            new OA\Parameter(
+                name: 'id',
+                in: 'path',
+                required: true,
+                schema: new OA\Schema(type: 'integer'),
+                description: 'The summit id'
+            ),
+            new OA\Parameter(
+                name: "invitation_id",
+                in: "path",
+                required: true,
+                schema: new OA\Schema(type: "integer")
+            )
+        ],
+        responses: [
+            new OA\Response(
+                response: Response::HTTP_OK,
+                description: "OK",
+                content: new OA\JsonContent(ref: "#/components/schemas/SummitRegistrationInvitation")
+            ),
+            new OA\Response(response: Response::HTTP_BAD_REQUEST, description: "Bad Request"),
+            new OA\Response(response: Response::HTTP_UNAUTHORIZED, description: "Unauthorized"),
+            new OA\Response(response: Response::HTTP_FORBIDDEN, description: "Forbidden"),
+            new OA\Response(response: Response::HTTP_NOT_FOUND, description: "Not Found"),
+            new OA\Response(response: Response::HTTP_INTERNAL_SERVER_ERROR, description: "Server Error")
+        ]
+    )]
+    public function get($summit_id, $invitation_id)
+    {
+        return $this->traitGet($summit_id, $invitation_id);
+    }
+
+    /**
+     * @param $summit_id
+     * @return mixed
+     */
+    #[OA\Get(
+        path: "/api/v1/summits/{id}/registration-invitations",
+        operationId: 'getAllRegistrationInvitationsBySummit',
+        summary: "Get all registration invitations for a summit",
+        security: [['summit_registration_invitation_oauth2' => [
+            SummitScopes::ReadAllSummitData,
+            SummitScopes::ReadRegistrationInvitations,
+        ]]],
+        x: [
+            'required-groups' => [
+                IGroup::SuperAdmins,
+                IGroup::Administrators,
+                IGroup::SummitAdministrators,
+                IGroup::SummitRegistrationAdmins,
+            ]
+        ],
+        tags: ["Summit Registration Invitations"],
+        parameters: [
+            new OA\Parameter(
+                name: 'id',
+                in: 'path',
+                required: true,
+                schema: new OA\Schema(type: 'integer'),
+                description: 'The summit id'
+            ),
+            new OA\Parameter(
+                name: 'page',
+                in: 'query',
+                required: false,
+                schema: new OA\Schema(type: 'integer', default: 1),
+                description: 'Page number'
+            ),
+            new OA\Parameter(
+                name: 'per_page',
+                in: 'query',
+                required: false,
+                schema: new OA\Schema(type: 'integer', default: 10),
+                description: 'Items per page'
+            ),
+            new OA\Parameter(
+                name: "filter",
+                in: "query",
+                description: "Filter query. Available operators: id==, not_id==, email@@/=@/==, first_name@@/=@/==, last_name@@/=@/==, full_name@@/=@/==, is_accepted==, is_sent==, ticket_types_id==, tags@@/=@/==, tags_id==, status==",
+                schema: new OA\Schema(type: "string")
+            ),
+            new OA\Parameter(
+                name: "order",
+                in: "query",
+                description: "Order by field. Available fields: id, email, first_name, last_name, full_name, status",
+                schema: new OA\Schema(type: "string")
+            )
+        ],
+        responses: [
+            new OA\Response(
+                response: Response::HTTP_OK,
+                description: "OK",
+                content: new OA\JsonContent(ref: "#/components/schemas/PaginatedSummitRegistrationInvitationsResponse")
+            ),
+            new OA\Response(response: Response::HTTP_BAD_REQUEST, description: "Bad Request"),
+            new OA\Response(response: Response::HTTP_UNAUTHORIZED, description: "Unauthorized"),
+            new OA\Response(response: Response::HTTP_FORBIDDEN, description: "Forbidden"),
+            new OA\Response(response: Response::HTTP_NOT_FOUND, description: "Not Found"),
+            new OA\Response(response: Response::HTTP_PRECONDITION_FAILED, description: "Validation Error"),
+            new OA\Response(response: Response::HTTP_INTERNAL_SERVER_ERROR, description: "Server Error")
+        ]
+    )]
     public function getAllBySummit($summit_id)
     {
 
@@ -221,6 +430,64 @@ function () {
      * @param $summit_id
      * @return mixed
      */
+    #[OA\Get(
+        path: "/api/v1/summits/{id}/registration-invitations/csv",
+        operationId: 'getAllRegistrationInvitationsBySummitCSV',
+        summary: "Export registration invitations to CSV",
+        security: [['summit_registration_invitation_oauth2' => [
+            SummitScopes::ReadAllSummitData,
+            SummitScopes::ReadRegistrationInvitations,
+        ]]],
+        x: [
+            'required-groups' => [
+                IGroup::SuperAdmins,
+                IGroup::Administrators,
+                IGroup::SummitAdministrators,
+                IGroup::SummitRegistrationAdmins,
+            ]
+        ],
+        tags: ["Summit Registration Invitations"],
+        parameters: [
+            new OA\Parameter(
+                name: 'id',
+                in: 'path',
+                required: true,
+                schema: new OA\Schema(type: 'integer'),
+                description: 'The summit id'
+            ),
+            new OA\Parameter(
+                name: "filter",
+                in: "query",
+                description: "Filter query. Available operators: id==, not_id==, email@@/=@/==, first_name@@/=@/==, last_name@@/=@/==, full_name@@/=@/==, is_accepted==, is_sent==, ticket_types_id==, tags@@/=@/==, tags_id==, status==",
+                schema: new OA\Schema(type: "string")
+            ),
+            new OA\Parameter(
+                name: "order",
+                in: "query",
+                description: "Order by field. Available fields: id, email, first_name, last_name, full_name, status",
+                schema: new OA\Schema(type: "string")
+            ),
+            new OA\Parameter(
+                name: "columns",
+                in: "query",
+                description: "Comma-separated list of columns to include. Available columns: id, email, first_name, last_name, member_id, order_id, summit_id, accepted_date, is_accepted, is_sent, allowed_ticket_types, tags, status",
+                schema: new OA\Schema(type: "string")
+            )
+        ],
+        responses: [
+            new OA\Response(
+                response: Response::HTTP_OK,
+                description: "OK",
+                content: new OA\MediaType(mediaType: "text/csv", schema: new OA\Schema(type: "string"))
+            ),
+            new OA\Response(response: Response::HTTP_BAD_REQUEST, description: "Bad Request"),
+            new OA\Response(response: Response::HTTP_UNAUTHORIZED, description: "Unauthorized"),
+            new OA\Response(response: Response::HTTP_FORBIDDEN, description: "Forbidden"),
+            new OA\Response(response: Response::HTTP_NOT_FOUND, description: "Not Found"),
+            new OA\Response(response: Response::HTTP_PRECONDITION_FAILED, description: "Validation Error"),
+            new OA\Response(response: Response::HTTP_INTERNAL_SERVER_ERROR, description: "Server Error")
+        ]
+    )]
     public function getAllBySummitCSV($summit_id)
     {
 
@@ -318,12 +585,14 @@ function () {
                     $columns = $allowed_columns;
                 return $columns;
             },
-            'summit-registration-invitations-'
+            'Summit Registration Invitations-'
         );
     }
 
 
-    use DeleteSummitChildElement;
+    use DeleteSummitChildElement {
+        delete as protected traitDelete;
+    }
 
     /**
      * @inheritDoc
@@ -333,7 +602,60 @@ protected function deleteChild(Summit $summit, $child_id): void
         $this->service->delete($summit, $child_id);
     }
 
-    use AddSummitChildElement;
+    /**
+     * @param $summit_id
+     * @param $invitation_id
+     * @return mixed
+     */
+    #[OA\Delete(
+        path: "/api/v1/summits/{id}/registration-invitations/{invitation_id}",
+        operationId: 'deleteRegistrationInvitation',
+        summary: "Delete a registration invitation",
+        security: [['summit_registration_invitation_oauth2' => [
+            SummitScopes::WriteSummitData,
+            SummitScopes::WriteRegistrationInvitations,
+        ]]],
+        x: [
+            'required-groups' => [
+                IGroup::SuperAdmins,
+                IGroup::Administrators,
+                IGroup::SummitAdministrators,
+                IGroup::SummitRegistrationAdmins,
+            ]
+        ],
+        tags: ["Summit Registration Invitations"],
+        parameters: [
+            new OA\Parameter(
+                name: 'id',
+                in: 'path',
+                required: true,
+                schema: new OA\Schema(type: 'integer'),
+                description: 'The summit id'
+            ),
+            new OA\Parameter(
+                name: "invitation_id",
+                in: "path",
+                required: true,
+                schema: new OA\Schema(type: "integer")
+            )
+        ],
+        responses: [
+            new OA\Response(response: Response::HTTP_NO_CONTENT, description: "No Content"),
+            new OA\Response(response: Response::HTTP_BAD_REQUEST, description: "Bad Request"),
+            new OA\Response(response: Response::HTTP_UNAUTHORIZED, description: "Unauthorized"),
+            new OA\Response(response: Response::HTTP_FORBIDDEN, description: "Forbidden"),
+            new OA\Response(response: Response::HTTP_NOT_FOUND, description: "Not Found"),
+            new OA\Response(response: Response::HTTP_INTERNAL_SERVER_ERROR, description: "Server Error")
+        ]
+    )]
+    public function delete($summit_id, $invitation_id)
+    {
+        return $this->traitDelete($summit_id, $invitation_id);
+    }
+
+    use AddSummitChildElement {
+        add as protected traitAdd;
+    }
 
     /**
      * @inheritDoc
@@ -351,7 +673,65 @@ function getAddValidationRules(array $payload): array
         return SummitRegistrationInvitationValidationRulesFactory::buildForAdd($payload);
     }
 
-    use UpdateSummitChildElement;
+    /**
+     * @param $summit_id
+     * @return mixed
+     */
+    #[OA\Post(
+        path: "/api/v1/summits/{id}/registration-invitations",
+        operationId: 'addRegistrationInvitation',
+        summary: "Create a registration invitation",
+        security: [['summit_registration_invitation_oauth2' => [
+            SummitScopes::WriteSummitData,
+            SummitScopes::WriteRegistrationInvitations,
+        ]]],
+        x: [
+            'required-groups' => [
+                IGroup::SuperAdmins,
+                IGroup::Administrators,
+                IGroup::SummitAdministrators,
+                IGroup::SummitRegistrationAdmins,
+            ]
+        ],
+        tags: ["Summit Registration Invitations"],
+        parameters: [
+            new OA\Parameter(
+                name: 'id',
+                in: 'path',
+                required: true,
+                schema: new OA\Schema(type: 'integer'),
+                description: 'The summit id'
+            ),
+        ],
+        requestBody: new OA\RequestBody(
+            required: true,
+            content: new OA\MediaType(
+                mediaType: "application/json",
+                schema: new OA\Schema(ref: "#/components/schemas/SummitRegistrationInvitationCreateRequest")
+            )
+        ),
+        responses: [
+            new OA\Response(
+                response: Response::HTTP_CREATED,
+                description: "Created",
+                content: new OA\JsonContent(ref: "#/components/schemas/SummitRegistrationInvitation")
+            ),
+            new OA\Response(response: Response::HTTP_BAD_REQUEST, description: "Bad Request"),
+            new OA\Response(response: Response::HTTP_UNAUTHORIZED, description: "Unauthorized"),
+            new OA\Response(response: Response::HTTP_FORBIDDEN, description: "Forbidden"),
+            new OA\Response(response: Response::HTTP_NOT_FOUND, description: "Not Found"),
+            new OA\Response(response: Response::HTTP_PRECONDITION_FAILED, description: "Validation Error"),
+            new OA\Response(response: Response::HTTP_INTERNAL_SERVER_ERROR, description: "Server Error")
+        ]
+    )]
+    public function add($summit_id)
+    {
+        return $this->traitAdd($summit_id);
+    }
+
+    use UpdateSummitChildElement {
+        update as protected traitUpdate;
+    }
 
     /**
      * @inheritDoc
@@ -369,10 +749,108 @@ protected function updateChild(Summit $summit, int $child_id, array $payload): I
         return $this->service->update($summit, $child_id, $payload);
     }
 
+    /**
+     * @param $summit_id
+     * @param $invitation_id
+     * @return mixed
+     */
+    #[OA\Put(
+        path: "/api/v1/summits/{id}/registration-invitations/{invitation_id}",
+        operationId: 'updateRegistrationInvitation',
+        summary: "Update a registration invitation",
+        security: [['summit_registration_invitation_oauth2' => [
+            SummitScopes::WriteSummitData,
+            SummitScopes::WriteRegistrationInvitations,
+        ]]],
+        x: [
+            'required-groups' => [
+                IGroup::SuperAdmins,
+                IGroup::Administrators,
+                IGroup::SummitAdministrators,
+                IGroup::SummitRegistrationAdmins,
+            ]
+        ],
+        tags: ["Summit Registration Invitations"],
+        parameters: [
+            new OA\Parameter(
+                name: 'id',
+                in: 'path',
+                required: true,
+                schema: new OA\Schema(type: 'integer'),
+                description: 'The summit id'
+            ),
+            new OA\Parameter(
+                name: "invitation_id",
+                in: "path",
+                required: true,
+                schema: new OA\Schema(type: "integer")
+            )
+        ],
+        requestBody: new OA\RequestBody(
+            required: true,
+            content: new OA\MediaType(
+                mediaType: "application/json",
+                schema: new OA\Schema(ref: "#/components/schemas/SummitRegistrationInvitationUpdateRequest")
+            )
+        ),
+        responses: [
+            new OA\Response(
+                response: Response::HTTP_OK,
+                description: "OK",
+                content: new OA\JsonContent(ref: "#/components/schemas/SummitRegistrationInvitation")
+            ),
+            new OA\Response(response: Response::HTTP_BAD_REQUEST, description: "Bad Request"),
+            new OA\Response(response: Response::HTTP_UNAUTHORIZED, description: "Unauthorized"),
+            new OA\Response(response: Response::HTTP_FORBIDDEN, description: "Forbidden"),
+            new OA\Response(response: Response::HTTP_NOT_FOUND, description: "Not Found"),
+            new OA\Response(response: Response::HTTP_PRECONDITION_FAILED, description: "Validation Error"),
+            new OA\Response(response: Response::HTTP_INTERNAL_SERVER_ERROR, description: "Server Error")
+        ]
+    )]
+    public function update($summit_id, $invitation_id)
+    {
+        return $this->traitUpdate($summit_id, $invitation_id);
+    }
+
     /**
      * @param $summit_id
      * @return \Illuminate\Http\JsonResponse|mixed
      */
+    #[OA\Delete(
+        path: "/api/v1/summits/{id}/registration-invitations/all",
+        operationId: 'deleteAllRegistrationInvitations',
+        summary: "Delete all registration invitations for a summit",
+        security: [['summit_registration_invitation_oauth2' => [
+            SummitScopes::WriteSummitData,
+            SummitScopes::WriteRegistrationInvitations,
+        ]]],
+        x: [
+            'required-groups' => [
+                IGroup::SuperAdmins,
+                IGroup::Administrators,
+                IGroup::SummitAdministrators,
+                IGroup::SummitRegistrationAdmins,
+            ]
+        ],
+        tags: ["Summit Registration Invitations"],
+        parameters: [
+            new OA\Parameter(
+                name: 'id',
+                in: 'path',
+                required: true,
+                schema: new OA\Schema(type: 'integer'),
+                description: 'The summit id'
+            ),
+        ],
+        responses: [
+            new OA\Response(response: Response::HTTP_NO_CONTENT, description: "No Content"),
+            new OA\Response(response: Response::HTTP_BAD_REQUEST, description: "Bad Request"),
+            new OA\Response(response: Response::HTTP_UNAUTHORIZED, description: "Unauthorized"),
+            new OA\Response(response: Response::HTTP_FORBIDDEN, description: "Forbidden"),
+            new OA\Response(response: Response::HTTP_NOT_FOUND, description: "Not Found"),
+            new OA\Response(response: Response::HTTP_INTERNAL_SERVER_ERROR, description: "Server Error")
+        ]
+    )]
     public function deleteAll($summit_id)
     {
         return $this->processRequest(function () use ($summit_id) {
@@ -388,6 +866,55 @@ public function deleteAll($summit_id)
      * @param $summit_id
      * @return \Illuminate\Http\JsonResponse|mixed
      */
+    #[OA\Put(
+        path: "/api/v1/summits/{id}/registration-invitations/all/send",
+        operationId: 'sendRegistrationInvitations',
+        summary: "Send registration invitation emails",
+        security: [['summit_registration_invitation_oauth2' => [
+            SummitScopes::WriteSummitData,
+            SummitScopes::WriteRegistrationInvitations,
+        ]]],
+        x: [
+            'required-groups' => [
+                IGroup::SuperAdmins,
+                IGroup::Administrators,
+                IGroup::SummitAdministrators,
+                IGroup::SummitRegistrationAdmins,
+            ]
+        ],
+        tags: ["Summit Registration Invitations"],
+        parameters: [
+            new OA\Parameter(
+                name: 'id',
+                in: 'path',
+                required: true,
+                schema: new OA\Schema(type: 'integer'),
+                description: 'The summit id'
+            ),
+            new OA\Parameter(
+                name: "filter",
+                in: "query",
+                description: "Filter query. Available operators: id==, not_id==, email@@/=@/==, first_name@@/=@/==, last_name@@/=@/==, full_name@@/=@/==, is_accepted==, is_sent==, ticket_types_id==, tags@@/=@/==, tags_id==, status==",
+                schema: new OA\Schema(type: "string")
+            )
+        ],
+        requestBody: new OA\RequestBody(
+            required: true,
+            content: new OA\MediaType(
+                mediaType: "application/json",
+                schema: new OA\Schema(ref: "#/components/schemas/SendRegistrationInvitationsRequest")
+            )
+        ),
+        responses: [
+            new OA\Response(response: Response::HTTP_OK, description: "OK"),
+            new OA\Response(response: Response::HTTP_BAD_REQUEST, description: "Bad Request"),
+            new OA\Response(response: Response::HTTP_UNAUTHORIZED, description: "Unauthorized"),
+            new OA\Response(response: Response::HTTP_FORBIDDEN, description: "Forbidden"),
+            new OA\Response(response: Response::HTTP_NOT_FOUND, description: "Not Found"),
+            new OA\Response(response: Response::HTTP_PRECONDITION_FAILED, description: "Validation Error"),
+            new OA\Response(response: Response::HTTP_INTERNAL_SERVER_ERROR, description: "Server Error")
+        ]
+    )]
     public function send($summit_id)
     {
         return $this->processRequest(function () use ($summit_id) {
@@ -469,6 +996,35 @@ public function send($summit_id)
      * @param $summit_id
      * @return mixed
      */
+    #[OA\Get(
+        path: "/api/v1/summits/{id}/registration-invitations/me",
+        operationId: 'getMyRegistrationInvitation',
+        summary: "Get my registration invitation for the current user",
+        security: [['summit_registration_invitation_oauth2' => [
+            SummitScopes::ReadMyRegistrationInvitations,
+        ]]],
+        tags: ["Summit Registration Invitations"],
+        parameters: [
+            new OA\Parameter(
+                name: 'id',
+                in: 'path',
+                required: true,
+                schema: new OA\Schema(type: 'integer'),
+                description: 'The summit id'
+            ),
+        ],
+        responses: [
+            new OA\Response(
+                response: Response::HTTP_OK,
+                description: "OK",
+                content: new OA\JsonContent(ref: "#/components/schemas/SummitRegistrationInvitation")
+            ),
+            new OA\Response(response: Response::HTTP_UNAUTHORIZED, description: "Unauthorized"),
+            new OA\Response(response: Response::HTTP_FORBIDDEN, description: "Forbidden"),
+            new OA\Response(response: Response::HTTP_NOT_FOUND, description: "Not Found"),
+            new OA\Response(response: Response::HTTP_INTERNAL_SERVER_ERROR, description: "Server Error")
+        ]
+    )]
     function getMyInvitation($summit_id)
     {
 
@@ -499,6 +1055,36 @@ function getMyInvitation($summit_id)
      * @param $token
      * @return mixed
      */
+    #[OA\Get(
+        path: "/api/public/v1/summits/{id}/registration-invitations/{token}",
+        operationId: 'getInvitationBySummitAndToken',
+        summary: "Get a registration invitation by summit and token (public endpoint)",
+        tags: ["Summit Registration Invitations (Public)"],
+        parameters: [
+            new OA\Parameter(
+                name: 'id',
+                in: 'path',
+                required: true,
+                schema: new OA\Schema(type: 'integer'),
+                description: 'The summit id'
+            ),
+            new OA\Parameter(
+                name: "token",
+                in: "path",
+                required: true,
+                schema: new OA\Schema(type: "string")
+            )
+        ],
+        responses: [
+            new OA\Response(
+                response: Response::HTTP_OK,
+                description: "OK",
+                content: new OA\JsonContent(ref: "#/components/schemas/SummitRegistrationInvitation")
+            ),
+            new OA\Response(response: Response::HTTP_NOT_FOUND, description: "Not Found"),
+            new OA\Response(response: Response::HTTP_INTERNAL_SERVER_ERROR, description: "Server Error")
+        ]
+    )]
     function getInvitationBySummitAndToken($summit_id, $token)
     {
         return $this->processRequest(function () use ($summit_id, $token) {
@@ -522,6 +1108,32 @@ function getInvitationBySummitAndToken($summit_id, $token)
      * @param $token
      * @return mixed
      */
+    #[OA\Delete(
+        path: "/api/public/v1/summits/{id}/registration-invitations/{token}/reject",
+        operationId: 'rejectInvitationBySummitAndToken',
+        summary: "Reject a registration invitation by summit and token (public endpoint)",
+        tags: ["Summit Registration Invitations (Public)"],
+        parameters: [
+            new OA\Parameter(
+                name: 'id',
+                in: 'path',
+                required: true,
+                schema: new OA\Schema(type: 'integer'),
+                description: 'The summit id'
+            ),
+            new OA\Parameter(
+                name: "token",
+                in: "path",
+                required: true,
+                schema: new OA\Schema(type: "string")
+            )
+        ],
+        responses: [
+            new OA\Response(response: Response::HTTP_NO_CONTENT, description: "No Content"),
+            new OA\Response(response: Response::HTTP_NOT_FOUND, description: "Not Found"),
+            new OA\Response(response: Response::HTTP_INTERNAL_SERVER_ERROR, description: "Server Error")
+        ]
+    )]
     function rejectInvitationBySummitAndToken($summit_id, $token)
     {
         return $this->processRequest(function () use ($summit_id, $token) {
diff --git a/app/Swagger/Security/SummitRegistrationInvitationAuthSchema.php b/app/Swagger/Security/SummitRegistrationInvitationAuthSchema.php
new file mode 100644
index 000000000..2acb914a6
--- /dev/null
+++ b/app/Swagger/Security/SummitRegistrationInvitationAuthSchema.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Swagger\schemas;
+
+use App\Security\SummitScopes;
+use OpenApi\Attributes as OA;
+
+#[
+    OA\SecurityScheme(
+        type: 'oauth2',
+        securityScheme: 'summit_registration_invitation_oauth2',
+        flows: [
+            new OA\Flow(
+                authorizationUrl: L5_SWAGGER_CONST_AUTH_URL,
+                tokenUrl: L5_SWAGGER_CONST_TOKEN_URL,
+                flow: 'authorizationCode',
+                scopes: [
+                    SummitScopes::ReadAllSummitData => 'Read All Summit Data',
+                    SummitScopes::WriteSummitData => 'Write Summit Data',
+                    SummitScopes::ReadRegistrationInvitations => 'Read Registration Invitations',
+                    SummitScopes::WriteRegistrationInvitations => 'Write Registration Invitations',
+                    SummitScopes::ReadMyRegistrationInvitations => 'Read My Registration Invitations',
+                ],
+            ),
+        ],
+    )
+]
+class SummitRegistrationInvitationAuthSchema {}
diff --git a/app/Swagger/SummitRegistrationSchemas.php b/app/Swagger/SummitRegistrationSchemas.php
index 2d2860b2a..c3d122e85 100644
--- a/app/Swagger/SummitRegistrationSchemas.php
+++ b/app/Swagger/SummitRegistrationSchemas.php
@@ -57,7 +57,116 @@ class SummitBadgeTypeUpdateRequest
 {
 }
 
-//
+// Summit Registration Invitation Schemas
+
+#[OA\Schema(
+    schema: "SummitRegistrationInvitation",
+    type: "object",
+    properties: [
+        new OA\Property(property: "id", type: "integer", example: 1),
+        new OA\Property(property: "created", type: "integer", description: "Unix timestamp", example: 1640995200),
+        new OA\Property(property: "last_edited", type: "integer", description: "Unix timestamp", example: 1640995200),
+        new OA\Property(property: "email", type: "string"),
+        new OA\Property(property: "first_name", type: "string"),
+        new OA\Property(property: "last_name", type: "string"),
+        new OA\Property(property: "summit_id", type: "integer"),
+        new OA\Property(property: "is_accepted", type: "boolean"),
+        new OA\Property(property: "is_sent", type: "boolean"),
+        new OA\Property(property: "action_date", type: "integer", nullable: true),
+        new OA\Property(property: "acceptance_criteria", type: "string", enum: ["ANY_TICKET_TYPE", "ALL_TICKET_TYPES"]),
+        new OA\Property(property: "status", type: "string", enum: ["Pending", "Accepted", "Rejected"]),
+        new OA\Property(property: "allowed_ticket_types", type: "array", items: new OA\Items(type: "integer"), description: "Array of SummitTicketType IDs, full object when expanded", nullable: true),
+        new OA\Property(property: "tags", type: "array", items: new OA\Items(type: ["integer", "string"]), description: "Array of Tag IDs or names when expanded", nullable: true),
+    ]
+)]
+class SummitRegistrationInvitationSchema
+{
+}
+
+#[OA\Schema(
+    schema: "PaginatedSummitRegistrationInvitationsResponse",
+    allOf: [
+        new OA\Schema(ref: "#/components/schemas/PaginateDataSchemaResponse"),
+        new OA\Schema(
+            properties: [
+                new OA\Property(
+                    property: "data",
+                    type: "array",
+                    items: new OA\Items(ref: "#/components/schemas/SummitRegistrationInvitation")
+                )
+            ]
+        )
+    ]
+)]
+class PaginatedSummitRegistrationInvitationsResponseSchema
+{
+}
+
+#[OA\Schema(
+    schema: "SummitRegistrationInvitationCreateRequest",
+    type: "object",
+    required: ["email", "first_name", "last_name", "acceptance_criteria"],
+    properties: [
+        new OA\Property(property: "email", type: "string", format: "email", maxLength: 255),
+        new OA\Property(property: "first_name", type: "string", maxLength: 255),
+        new OA\Property(property: "last_name", type: "string", maxLength: 255),
+        new OA\Property(property: "allowed_ticket_types", type: "array", items: new OA\Items(type: "integer")),
+        new OA\Property(property: "tags", type: "array", items: new OA\Items(type: "string")),
+        new OA\Property(property: "acceptance_criteria", type: "string", enum: ["ANY_TICKET_TYPE", "ALL_TICKET_TYPES"]),
+        new OA\Property(property: "status", type: "string", enum: ["Pending", "Accepted", "Rejected"])
+    ]
+)]
+class SummitRegistrationInvitationCreateRequestSchema
+{
+}
+
+#[OA\Schema(
+    schema: "SummitRegistrationInvitationUpdateRequest",
+    type: "object",
+    properties: [
+        new OA\Property(property: "email", type: "string", format: "email", maxLength: 255),
+        new OA\Property(property: "first_name", type: "string", maxLength: 255),
+        new OA\Property(property: "last_name", type: "string", maxLength: 255),
+        new OA\Property(property: "allowed_ticket_types", type: "array", items: new OA\Items(type: "integer")),
+        new OA\Property(property: "tags", type: "array", items: new OA\Items(type: "string")),
+        new OA\Property(property: "is_accepted", type: "boolean"),
+        new OA\Property(property: "acceptance_criteria", type: "string", enum: ["ANY_TICKET_TYPE", "ALL_TICKET_TYPES"]),
+        new OA\Property(property: "status", type: "string", enum: ["Pending", "Accepted", "Rejected"])
+    ]
+)]
+class SummitRegistrationInvitationUpdateRequestSchema
+{
+}
+
+#[OA\Schema(
+    schema: "SummitRegistrationInvitationCSVImportRequest",
+    type: "object",
+    required: ["file"],
+    properties: [
+        new OA\Property(property: "file", type: "string", format: "binary"),
+        new OA\Property(property: "acceptance_criteria", type: "string", enum: ["ANY_TICKET_TYPE", "ALL_TICKET_TYPES"])
+    ]
+)]
+class SummitRegistrationInvitationCSVImportRequestSchema
+{
+}
+
+#[OA\Schema(
+    schema: "SendRegistrationInvitationsRequest",
+    type: "object",
+    required: ["email_flow_event"],
+    properties: [
+        new OA\Property(property: "email_flow_event", type: "string", enum: ["SUMMIT_REGISTRATION_INVITE", "SUMMIT_REGISTRATION_REINVITE"]),
+        new OA\Property(property: "invitations_ids", type: "array", items: new OA\Items(type: "integer")),
+        new OA\Property(property: "excluded_invitations_ids", type: "array", items: new OA\Items(type: "integer")),
+        new OA\Property(property: "test_email_recipient", type: "string", format: "email"),
+        new OA\Property(property: "outcome_email_recipient", type: "string", format: "email")
+    ]
+)]
+class SendRegistrationInvitationsRequestSchema
+{
+}
+
 
 // Summit Badge Feature Types