diff --git a/source/api/tos_api.ts b/source/api/tos_api.ts
new file mode 100644
index 0000000..37eb5b4
--- /dev/null
+++ b/source/api/tos_api.ts
@@ -0,0 +1,15 @@
+import ApiTosVersion from "../models/api/api_tos_version";
+import Http from "../utilities/http";
+import type {ApiTrade, User} from "../models";
+
+export default class TosApi {
+    static getLatest(user: User): Promise<ApiTosVersion> {
+        const url = `${Http.baseUrl()}/tos/latest`;
+        return Http.get(url, user) as unknown as Promise<ApiTosVersion>;
+    }
+
+    static accept(tosVersionId: number, user: User): Promise<ApiTosVersion> {
+        const url = `${Http.baseUrl()}/tos/${tosVersionId}/accept`;
+        return Http.post(url, user) as unknown as Promise<ApiTosVersion>;
+    }
+}
\ No newline at end of file
diff --git a/source/models/api/api_tos_version.ts b/source/models/api/api_tos_version.ts
new file mode 100644
index 0000000..1ef6278
--- /dev/null
+++ b/source/models/api/api_tos_version.ts
@@ -0,0 +1,13 @@
+import {DateLike} from "type_aliases";
+
+export default class ApiTosVersion {
+    id: number
+    createdAt: DateLike
+    content: string
+
+    constructor({ id, createdAt, content }: Partial<ApiTosVersion> = {}) {
+        this.id = id;
+        this.createdAt = createdAt;
+        this.content = content;
+    }
+}
diff --git a/tests/api/comment_api_test.ts b/tests/api/comment_api_test.ts
index 67f7059..90c2549 100644
--- a/tests/api/comment_api_test.ts
+++ b/tests/api/comment_api_test.ts
@@ -19,21 +19,8 @@ describe("CommentApi", () => {
   describe("::getCommentThreads", () => {
     let author = new ApiUser({email: "some-user@email.com", role: UserRole.USER});
     beforeEach(() => {
-      let response = new ApiCommentThread({
-        id: 4,
-        author,
-        viewId: 7,
-        comments: [new ApiComment({
-          id: 1,
-          author,
-          text: "some text",
-          commentThreadId: 4,
-          date: 12345689
-        })]
-      });
-
-      fetchMock.get(`${Http.baseUrl()}/projects/some-project-id/comments/threads`, response);
-      fetchMock.get(`${Http.baseUrl()}/projects/some-project-id/comments/threads?floorId=some-floor&scanDatasetId=some-scan-dataset&viewId=4`, response);
+      fetchMock.get(`${Http.baseUrl()}/projects/some-project-id/comments/threads`, 200);
+      fetchMock.get(`${Http.baseUrl()}/projects/some-project-id/comments/threads?floorId=some-floor&scanDatasetId=some-scan-dataset&viewId=4`, 200);
     });
 
     it("makes a call to the endpoint", () => {
@@ -99,19 +86,7 @@ describe("CommentApi", () => {
         })]
       });
 
-      fetchMock.post(`${Http.baseUrl()}/projects/some-project-id/comments/threads`,
-        new ApiCommentThread({
-          id: 4,
-          author,
-          viewId: 7,
-          comments: [new ApiComment({
-            id: 1,
-            author,
-            text: "some text",
-            commentThreadId: 4,
-            date: 12345689
-          })]
-        }));
+      fetchMock.post(`${Http.baseUrl()}/projects/some-project-id/comments/threads`, 200);
     });
 
     it("makes a call to the endpoint", () => {
@@ -157,15 +132,7 @@ describe("CommentApi", () => {
         date: 12345689
       });
 
-      fetchMock.post(`${Http.baseUrl()}/projects/some-project-id/comments/threads/4`,
-        new ApiComment({
-          id: 1,
-          author,
-          text: "some text",
-          commentThreadId: 4,
-          date: 12345689
-        })
-      );
+      fetchMock.post(`${Http.baseUrl()}/projects/some-project-id/comments/threads/4`, 200);
     });
 
     it("makes a call to the endpoint", () => {
@@ -213,15 +180,7 @@ describe("CommentApi", () => {
         date: 12345689
       });
 
-      fetchMock.put(`${Http.baseUrl()}/projects/some-project-id/comments/1`,
-        new ApiComment({
-          id: 1,
-          author,
-          text: "some updated text",
-          commentThreadId: 4,
-          date: 12345689
-        })
-      );
+      fetchMock.put(`${Http.baseUrl()}/projects/some-project-id/comments/1`, 200);
     });
 
     it("makes a call to the endpoint", () => {
@@ -256,4 +215,4 @@ describe("CommentApi", () => {
     });
   });
 
-});
\ No newline at end of file
+});
diff --git a/tests/api/integrations_api_test.ts b/tests/api/integrations_api_test.ts
index 41842f2..ae37ddf 100644
--- a/tests/api/integrations_api_test.ts
+++ b/tests/api/integrations_api_test.ts
@@ -36,16 +36,7 @@ describe("IntegrationsApi", () => {
 
     describe("::saveIntegrationCredentials", () => {
         beforeEach(() => {
-            let response = new ApiIntegrationCredentials({
-                authorId: 1,
-                firebaseOrganizationId: "some-org-id",
-                firebaseProjectId: "some-project-id",
-                username: "some-username",
-                password: "some-password",
-                credentialsType: ApiIntegrationCredentialsType.DRONE_DEPLOY
-            });
-
-            fetchMock.put(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/credentials/DRONE_DEPLOY`, response);
+            fetchMock.put(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/credentials/DRONE_DEPLOY`, 200);
         });
 
         it("makes a call to the endpoint", () => {
@@ -90,21 +81,7 @@ describe("IntegrationsApi", () => {
 
     describe("::getIntegrationProjectsForCredentials", () => {
         beforeEach(() => {
-            let response = [new ApiIntegrationProject({
-                id: 1,
-                integrationCredentialsId: 2,
-                externalName: "Some Name",
-                externalId: "some-id"
-            }),
-                new ApiIntegrationProject({
-                    id: 2,
-                    integrationCredentialsId: 2,
-                    externalName: "Some Other Name",
-                    externalId: "some-other-id"
-                })
-            ];
-
-            fetchMock.get(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/credentials/DRONE_DEPLOY/projects`, response);
+            fetchMock.get(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/credentials/DRONE_DEPLOY/projects`, 200);
         });
 
         it("makes a call to the endpoint", () => {
@@ -141,16 +118,7 @@ describe("IntegrationsApi", () => {
 
     describe("::getIntegrationCredentials", () => {
         beforeEach(() => {
-            let response = new ApiIntegrationCredentials({
-                authorId: 1,
-                firebaseOrganizationId: "some-org-id",
-                firebaseProjectId: "some-project-id",
-                username: "some-username",
-                password: "some-password",
-                credentialsType: ApiIntegrationCredentialsType.DRONE_DEPLOY
-            });
-
-            fetchMock.get(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/credentials/DRONE_DEPLOY`, response);
+            fetchMock.get(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/credentials/DRONE_DEPLOY`, 200);
         });
 
         it("makes a call to the endpoint", () => {
@@ -187,16 +155,7 @@ describe("IntegrationsApi", () => {
 
     describe("::getProjectIntegrationCredentials", () => {
         beforeEach(() => {
-            let response = [new ApiIntegrationCredentials({
-                authorId: 1,
-                firebaseOrganizationId: "some-org-id",
-                firebaseProjectId: "some-project-id",
-                username: "some-username",
-                password: "some-password",
-                credentialsType: ApiIntegrationCredentialsType.DRONE_DEPLOY
-            })];
-
-            fetchMock.get(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/credentials`, response);
+            fetchMock.get(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/credentials`, 200);
         });
 
         it("makes a call to the endpoint", () => {
@@ -231,11 +190,7 @@ describe("IntegrationsApi", () => {
 
     describe("::syncIntegrationProjects", () => {
         beforeEach(() => {
-            let response = new ApiRunningProcess({
-                id: 1,
-                name: "some-process"
-            });
-            fetchMock.post(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/credentials/DRONE_DEPLOY/sync-projects`, response);
+            fetchMock.post(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/credentials/DRONE_DEPLOY/sync-projects`, 200);
         });
 
         it("makes a call to the endpoint", () => {
@@ -272,11 +227,7 @@ describe("IntegrationsApi", () => {
 
     describe("::syncIntegrationPhotoAreas", () => {
         beforeEach(() => {
-            let response = new ApiRunningProcess({
-                id: 1,
-                name: "some-process"
-            });
-            fetchMock.post(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/credentials/DRONE_DEPLOY/sync-photo-areas`, response);
+            fetchMock.post(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/credentials/DRONE_DEPLOY/sync-photo-areas`, 200);
         });
 
         it("makes a call to the endpoint", () => {
@@ -313,7 +264,7 @@ describe("IntegrationsApi", () => {
 
     describe("::updateProjectIntegrationProject", () => {
         beforeEach(() => {
-            fetchMock.post(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/set-integration-project`, "");
+            fetchMock.post(`${Http.baseUrl()}/integrations/organizations/some-org-id/projects/some-project-id/set-integration-project`, 200);
         });
 
         it("makes a call to the endpoint", () => {
@@ -370,7 +321,7 @@ describe("IntegrationsApi", () => {
     describe("::checkProcoreAccessToken", () => {
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/procore/access-token?procore-access-token=some-procore-access-token`,
-                {status: 200, body: {expiresInSeconds: 3600}});
+                          200);
         });
 
         it("includes auth headers and makes a request to check access token", () => {
@@ -412,9 +363,9 @@ describe("IntegrationsApi", () => {
     describe("::getProcoreProjects", () => {
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/procore/projects?procore-access-token=some-procore-access-token`,
-                {status: 200, body: ["some-procore-project"]});
+                          200);
             fetchMock.get(`${Http.baseUrl()}/integrations/procore/projects?procore-access-token=some-procore-access-token&companyId=some-company-id`,
-                {status: 200, body: ["some-procore-project"]});
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -493,7 +444,7 @@ describe("IntegrationsApi", () => {
     describe("::getProcoreCompanies", () => {
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/procore/companies?procore-access-token=some-procore-access-token`,
-                {status: 200, body: ["some-procore-company"]});
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -535,7 +486,7 @@ describe("IntegrationsApi", () => {
     describe("::getProcoreObservationTypes", () => {
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/procore/some-company-id/observation-types?procore-access-token=some-procore-access-token`,
-                {status: 200, body: ["some-procore-observation-type"]});
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -588,7 +539,7 @@ describe("IntegrationsApi", () => {
     describe("::getProcoreObservationAssignees", () => {
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/procore/some-company-id/some-project-id/observation-assignees?procore-access-token=some-procore-access-token`,
-                {status: 200, body: ["some-procore-observation-assignees"]});
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -681,8 +632,7 @@ describe("IntegrationsApi", () => {
 
             fetchMock.get(
                 `${Http.baseUrl()}/integrations/procore/some-company-id/some-project-id/procore-tools-permissions?procore-access-token=some-procore-access-token`,
-                {status: 200, body: mockResponse}
-            );
+                {status: 200, body: mockResponse});
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -759,7 +709,7 @@ describe("IntegrationsApi", () => {
     describe("::getProcoreRfiAssignees", () => {
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/procore/some-company-id/some-project-id/rfi-assignees?procore-access-token=some-procore-access-token`,
-                {status: 200, body: ["some-procore-assignees"]});
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -823,7 +773,7 @@ describe("IntegrationsApi", () => {
     describe("::getRfiManagers", () => {
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/procore/some-company-id/some-project-id/rfi-managers?procore-access-token=some-procore-access-token`,
-                {status: 200, body: ["some-procore-assignees"]});
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -1401,7 +1351,7 @@ describe("IntegrationsApi", () => {
     describe("::getAutodeskAccessToken", () => {
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/autodesk/access-token?code=some-code&redirect-uri=some-redirect-uri`,
-                {status: 200, body: {access_token: "some-access-token"}});
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -1467,7 +1417,7 @@ describe("IntegrationsApi", () => {
     describe("::getAutoDeskHubs", () => {
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/autodesk/hubs?access-token=some-access-token`,
-                {status: 200, body: ["some-autodesk-hubs"]});
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -1514,7 +1464,7 @@ describe("IntegrationsApi", () => {
     describe("::getAutoDeskProjects", () => {
         beforeEach(() => {
                 fetchMock.get(`${Http.baseUrl()}/integrations/autodesk/projects?access-token=some-access-token&hubId=some-hub-id`,
-                    {status: 200, body: ["some-autodesk-project"]});
+                              200);
             }
         );
 
@@ -1579,7 +1529,7 @@ describe("IntegrationsApi", () => {
 
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/autodesk/issue-types?access-token=some-access-token&projectId=some-project-id`,
-                {status: 200, body: ["some-autodesk-issue-type"]});
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -1632,10 +1582,7 @@ describe("IntegrationsApi", () => {
 
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/autodesk/assignees?access-token=some-access-token&projectId=some-project-id`,
-                {status: 200, body: [
-                        {name: "John Doe", autodeskId: "ABC123"},
-                        {name: "Jane Smith", autodeskId: "XYZ789"}
-                    ]});
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -2190,10 +2137,8 @@ describe("IntegrationsApi", () => {
 
     describe("::getReviztoAccessToken", () => {
         beforeEach(() => {
-            fetchMock.get(`${Http.baseUrl()}/integrations/revizto/access-token?code=some-code&region=some-region`, {
-                status: 200,
-                body: { access_token: "some-access-token", token_type: "Bearer", expires_in: "3600", refresh_token: "some-refresh-token" }
-            });
+            fetchMock.get(`${Http.baseUrl()}/integrations/revizto/access-token?code=some-code&region=some-region`,
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -2255,44 +2200,8 @@ describe("IntegrationsApi", () => {
 
     describe("::getReviztoData", () => {
         beforeEach(() => {
-            fetchMock.get(`${Http.baseUrl()}/integrations/revizto/get-data?access-token=some-access-token&region=some-region`, {
-                status: 200,
-                body: {
-                    userEmail: "some-user-email@example.com",
-                    hubs: [
-                        {
-                            hubId: "some-hub-id",
-                            hubName: "Some Hub Name",
-                            hubUuid: "some-hub-uuid",
-                            projects: [
-                                {
-                                    projectTitle: "Some Project Title 1",
-                                    projectUuid: "some-project-uuid-1",
-                                    projectId: "some-project-id-1",
-                                    statuses: [
-                                        {
-                                            statusName: "Some Status 1",
-                                            statusUuid: "some-status-uuid-1"
-                                        }
-                                    ],
-                                    types: [
-                                        {
-                                            typeName: "Some Type 1",
-                                            typeUuid: "some-type-uuid-1"
-                                        }
-                                    ],
-                                    assignees: [
-                                        {
-                                            assigneeEmail: "some-email-1@example.com",
-                                            asigneeUuid: "some-assignee-uuid-1"
-                                        }
-                                    ]
-                                }
-                            ]
-                        }
-                    ]
-                }
-            });
+            fetchMock.get(`${Http.baseUrl()}/integrations/revizto/get-data?access-token=some-access-token&region=some-region`,
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -2354,10 +2263,7 @@ describe("IntegrationsApi", () => {
 
     describe("::getPowerBIAccessToken", () => {
         beforeEach(() => {
-            fetchMock.get(`${Http.baseUrl()}/integrations/powerbi/accessToken`, {
-                status: 200,
-                body: { access_token: "some-access-token", token_type: "Bearer", expires_in: "3600", refresh_token: "some-refresh-token" }
-            });
+            fetchMock.get(`${Http.baseUrl()}/integrations/powerbi/accessToken`, 200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -2379,10 +2285,7 @@ describe("IntegrationsApi", () => {
         const url = `${Http.baseUrl()}/integrations/powerbi/embedToken/groups/${groupId}/reports/${reportId}`;
 
         beforeEach(() => {
-            fetchMock.get(url, {
-                status: 200,
-                body: { token: "some-embed-token", expiration: "2024-12-31T23:59:59Z" }
-            });
+            fetchMock.get(url, 200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -2655,7 +2558,7 @@ describe("IntegrationsApi", () => {
     describe("::getAllCreatedIssuesForDeviatedElements", () => {
         beforeEach(() => {
             fetchMock.post(`${Http.baseUrl()}/integrations/tools/issues`,
-                [{"id":1, "status":"some-status"}]);
+                           200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -2676,7 +2579,7 @@ describe("IntegrationsApi", () => {
     describe("::getProcoreTradesForCoordinateIssue", () => {
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/procore/some-company-id/trades?procore-access-token=some-procore-access-token`,
-                {status: 200, body: [{id: 1, name: "Electrical", active: true}, {id: 2, name: "Plumbing", active: true}]});
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -2728,7 +2631,7 @@ describe("IntegrationsApi", () => {
     describe("::getProcoreLocationsForCoordinateIssue", () => {
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/procore/some-company-id/some-project-id/locations?procore-access-token=some-procore-access-token`,
-                {status: 200, body: [{id: 1, name: "Building A", parent_id: null}, {id: 2, name: "Building B", parent_id: 1}]});
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
@@ -2791,7 +2694,7 @@ describe("IntegrationsApi", () => {
     describe("::getProcoreCoordinationIssueAssigness", () => {
         beforeEach(() => {
             fetchMock.get(`${Http.baseUrl()}/integrations/procore/some-company-id/some-project-id/coordination-issue-assignees?procore-access-token=some-procore-access-token`,
-                {status: 200, body: [{id: 1, name: "Assignee 1"}, {id: 2, name: "Assignee 2"}]});
+                          200);
         });
 
         it("includes auth headers and makes a request to the gateway", () => {
diff --git a/tests/api/project_summary_api_test.ts b/tests/api/project_summary_api_test.ts
index bc38f61..596bef4 100644
--- a/tests/api/project_summary_api_test.ts
+++ b/tests/api/project_summary_api_test.ts
@@ -75,12 +75,7 @@ describe("ProjectSummaryApi", () => {
 
   describe("::createProjectArea", () => {
     beforeEach(() => {
-      fetchMock.post(`${Http.baseUrl()}/projects/some-project-id/areas`, new ApiProjectArea({
-        id: 12,
-        modelElementId: 1,
-        floorId: 7,
-        firebaseFloorId: "some-floor-id"
-      }));
+      fetchMock.post(`${Http.baseUrl()}/projects/some-project-id/areas`, 200);
     });
 
     it("makes a call to the endpoint", () => {
@@ -122,12 +117,7 @@ describe("ProjectSummaryApi", () => {
 
   describe("::updateProjectArea", () => {
     beforeEach(() => {
-      fetchMock.patch(`${Http.baseUrl()}/projects/some-project-id/areas/12`, new ApiProjectArea({
-        id: 12,
-        modelElementId: 1,
-        floorId: 7,
-        firebaseFloorId: "some-floor-id"
-      }));
+      fetchMock.patch(`${Http.baseUrl()}/projects/some-project-id/areas/12`, 200);
     });
 
     it("makes a call to the endpoint", () => {
@@ -169,7 +159,7 @@ describe("ProjectSummaryApi", () => {
   });
 
   describe("::updateProjectAreaProgress", () => {
-    let projectAreaId, response;
+    let projectAreaId;
     beforeEach(() => {
       projectAreaId = 1;
       let projectAreaProgress = new ApiProjectAreaWorkPackage({
@@ -182,12 +172,7 @@ describe("ProjectSummaryApi", () => {
         start: null,
         completion: null
       });
-      response = new ApiProjectArea({
-        id: 12,
-        modelElementId: projectAreaId,
-        workPackages: [projectAreaProgress]
-      });
-      fetchMock.patch(`${Http.baseUrl()}/projects/some-project-id/areas/${projectAreaId}`, response);
+      fetchMock.patch(`${Http.baseUrl()}/projects/some-project-id/areas/${projectAreaId}`, 200);
     });
 
     it("makes a call to the endpoint", () => {
@@ -249,16 +234,7 @@ describe("ProjectSummaryApi", () => {
 
   describe("::createProjectAreaWorkPackage", () => {
     beforeEach(() => {
-      fetchMock.post(`${Http.baseUrl()}/projects/some-project-id/areas/12/work-packages`, new ApiProjectAreaWorkPackage({
-        id: 54,
-        projectWorkPackageId: 5,
-        workPackageId: 3,
-        status: "started",
-        expectedStart: null,
-        expectedCompletion: null,
-        start: null,
-        completion: null
-      }));
+      fetchMock.post(`${Http.baseUrl()}/projects/some-project-id/areas/12/work-packages`, 200);
     });
 
     it("makes a call to the endpoint", () => {
@@ -311,16 +287,7 @@ describe("ProjectSummaryApi", () => {
 
   describe("::updateProjectAreaWorkPackages", () => {
     beforeEach(() => {
-      fetchMock.patch(`${Http.baseUrl()}/projects/some-project-id/areas/12/work-packages`, [new ApiProjectAreaWorkPackage({
-        id: 54,
-        projectWorkPackageId: 5,
-        workPackageId: 3,
-        status: "started",
-        expectedStart: null,
-        expectedCompletion: null,
-        start: null,
-        completion: null
-      })]);
+      fetchMock.patch(`${Http.baseUrl()}/projects/some-project-id/areas/12/work-packages`, 200);
     });
 
     it("makes a call to the endpoint", () => {
@@ -372,7 +339,7 @@ describe("ProjectSummaryApi", () => {
   });
 
   describe("::getProjectArea", () => {
-    let projectAreaId, response;
+    let projectAreaId;
     beforeEach(() => {
       projectAreaId = 1;
       let projectAreaProgress = new ApiProjectAreaWorkPackage({
@@ -386,12 +353,7 @@ describe("ProjectSummaryApi", () => {
         start: null,
         completion: null
       });
-      response = new ApiProjectArea({
-        id: 12,
-        modelElementId: projectAreaId,
-        workPackages: [projectAreaProgress]
-      });
-      fetchMock.get(`${Http.baseUrl()}/projects/some-project-id/areas/${projectAreaId}`, response);
+      fetchMock.get(`${Http.baseUrl()}/projects/some-project-id/areas/${projectAreaId}`, 200);
     });
 
     it("makes a call to the endpoint", () => {
@@ -421,12 +383,7 @@ describe("ProjectSummaryApi", () => {
 
   describe("::listProjectAreas", () => {
     beforeEach(() => {
-      fetchMock.get(`${Http.baseUrl()}/projects/some-project-id/areas`, [new ApiProjectArea({
-        id: 12,
-        modelElementId: 3,
-        workPackages: [],
-        progress: []
-      })]);
+      fetchMock.get(`${Http.baseUrl()}/projects/some-project-id/areas`, 200);
     });
 
     it("makes a call to the endpoint", () => {
@@ -454,10 +411,7 @@ describe("ProjectSummaryApi", () => {
 
   describe("::listProjectAreaWorkPackages", () => {
     beforeEach(() => {
-      fetchMock.get(`${Http.baseUrl()}/projects/some-project-id/areas/7/work-packages`, [new ApiProjectAreaWorkPackage({
-        id: 12,
-        projectAreaId: 7
-      })]);
+      fetchMock.get(`${Http.baseUrl()}/projects/some-project-id/areas/7/work-packages`, 200);
     });
 
     it("makes a call to the endpoint", () => {
@@ -487,13 +441,7 @@ describe("ProjectSummaryApi", () => {
 
   describe("::listProjectAreaWorkPackagesForProject", () => {
     beforeEach(() => {
-      fetchMock.get(`${Http.baseUrl()}/projects/some-project-id/areas/work-packages`, [new ApiProjectAreaWorkPackage({
-        id: 12,
-        projectAreaId: 3
-      }), new ApiProjectAreaWorkPackage({
-        id: 13,
-        projectAreaId: 4
-      })]);
+      fetchMock.get(`${Http.baseUrl()}/projects/some-project-id/areas/work-packages`, 200);
     });
 
     it("makes a call to the endpoint", () => {
diff --git a/tests/api/tos_api_test.ts b/tests/api/tos_api_test.ts
new file mode 100644
index 0000000..cd96ab8
--- /dev/null
+++ b/tests/api/tos_api_test.ts
@@ -0,0 +1,74 @@
+import {describe} from "mocha";
+import {expect} from "chai";
+import fetchMock from "fetch-mock";
+
+import TosApi from "../../source/api/tos_api";
+import {
+    ApiComment,
+    ApiCommentThread,
+    ApiUser,
+    User,
+    UserRole,
+    UserAuthType, GATEWAY_JWT, USER
+} from "../../source";
+import Http from "../../source/utilities/http";
+import ApiTosVersion from "../../source/models/api/api_tos_version";
+import PipelineApi from "../../source/api/pipeline_api";
+
+describe("TosApi", () => {
+    let user: User;
+
+    beforeEach(() => {
+        fetchMock.resetBehavior();
+        user = {
+            authType: UserAuthType.FIREBASE,
+            firebaseUser: {
+                uid: "some-uid",
+                role: UserRole.SUPERADMIN,
+                idToken: "some-firebase.id.token"
+            }
+        };
+    });
+
+    describe("::getLatest", () => {
+        beforeEach(() => {
+            fetchMock.get(`${Http.baseUrl()}/tos/latest`, 200);
+        });
+
+        it("includes the authorization headers", () => {
+            return TosApi.getLatest({
+                authType: GATEWAY_JWT,
+                gatewayUser: {idToken: "some-firebase.id.token", role: USER}
+            }).then(() => {
+                expect(fetchMock.lastOptions().headers.Authorization).to.eq("Bearer some-firebase.id.token");
+            }).catch(console.error);
+        });
+
+        it("makes a call to the endpoint", () => {
+            return TosApi.getLatest(user).then(latest => {
+                expect(fetchMock.lastCall()[0]).to.eq(`${Http.baseUrl()}/tos/latest`);
+            }).catch(console.error);
+        });
+    });
+
+    describe("::accept", () => {
+        beforeEach(() => {
+            fetchMock.post(`${Http.baseUrl()}/tos/123/accept`, 200);
+        });
+
+        it("includes the authorization headers", () => {
+            return TosApi.accept(123, {
+                authType: GATEWAY_JWT,
+                gatewayUser: {idToken: "some-firebase.id.token", role: USER}
+            }).then(() => {
+                expect(fetchMock.lastOptions().headers.Authorization).to.eq("Bearer some-firebase.id.token");
+            }).catch(console.error);
+        });
+
+        it("makes a call to the endpoint", () => {
+            return TosApi.accept(123, user).then(latest => {
+                expect(fetchMock.lastCall()[0]).to.eq(`${Http.baseUrl()}/tos/123/accept`);
+            }).catch(console.error);
+        });
+    });
+});