diff --git a/src/form/tennis-club-membership.ts b/src/form/tennis-club-membership.ts
index c62ba57b4..4b58e5615 100644
--- a/src/form/tennis-club-membership.ts
+++ b/src/form/tennis-club-membership.ts
@@ -231,6 +231,122 @@ export const tennisClubMembershipEvent = defineConfig({
           ]
         }
       ]
+    },
+    {
+      type: 'REGISTER',
+      label: {
+        defaultMessage: 'Send an application',
+        description:
+          'This is shown as the action name anywhere the user can trigger the action from',
+        id: 'event.tennis-club-membership.action.declare.label'
+      },
+      forms: [
+        {
+          label: {
+            id: 'event.tennis-club-membership.action.declare.form.label',
+            defaultMessage: 'Tennis club membership application',
+            description: 'This is what this form is referred as in the system'
+          },
+          review: {
+            title: {
+              id: 'event.tennis-club-membership.action.declare.form.review.title',
+              defaultMessage: 'Member registration for {firstname} {surname}',
+              description: 'Title of the form to show in registration page'
+            }
+          },
+          active: true,
+          version: {
+            id: '1.0.0',
+            label: {
+              id: 'event.tennis-club-membership.action.declare.form.version.1',
+              defaultMessage: 'Version 1',
+              description: 'This is the first version of the form'
+            }
+          },
+          pages: [
+            {
+              id: 'applicant',
+              title: {
+                id: 'event.tennis-club-membership.action.declare.form.section.who.title',
+                defaultMessage: 'Who is applying for the membership?',
+                description: 'This is the title of the section'
+              },
+              fields: [
+                {
+                  id: 'applicant.firstname',
+                  type: 'TEXT',
+                  required: true,
+                  label: {
+                    defaultMessage: "Applicant's first name",
+                    description: 'This is the label for the field',
+                    id: 'event.tennis-club-membership.action.declare.form.section.who.field.firstname.label'
+                  }
+                },
+                {
+                  id: 'applicant.surname',
+                  type: 'TEXT',
+                  required: true,
+                  label: {
+                    defaultMessage: "Applicant's surname",
+                    description: 'This is the label for the field',
+                    id: 'event.tennis-club-membership.action.declare.form.section.who.field.surname.label'
+                  }
+                },
+                {
+                  id: 'applicant.dob',
+                  type: 'DATE',
+                  required: true,
+                  label: {
+                    defaultMessage: "Applicant's date of birth",
+                    description: 'This is the label for the field',
+                    id: 'event.tennis-club-membership.action.declare.form.section.who.field.dob.label'
+                  }
+                }
+              ]
+            },
+            {
+              id: 'recommender',
+              title: {
+                id: 'event.tennis-club-membership.action.declare.form.section.recommender.title',
+                defaultMessage: 'Who is recommending the applicant?',
+                description: 'This is the title of the section'
+              },
+              fields: [
+                {
+                  id: 'recommender.firstname',
+                  type: 'TEXT',
+                  required: true,
+                  label: {
+                    defaultMessage: "Recommender's first name",
+                    description: 'This is the label for the field',
+                    id: 'event.tennis-club-membership.action.declare.form.section.recommender.field.firstname.label'
+                  }
+                },
+                {
+                  id: 'recommender.surname',
+                  type: 'TEXT',
+                  required: true,
+                  label: {
+                    defaultMessage: "Recommender's surname",
+                    description: 'This is the label for the field',
+                    id: 'event.tennis-club-membership.action.declare.form.section.recommender.field.surname.label'
+                  }
+                },
+                {
+                  id: 'recommender.id',
+                  type: 'TEXT',
+                  required: true,
+                  label: {
+                    defaultMessage: "Recommender's membership ID",
+                    description: 'This is the label for the field',
+                    id: 'event.tennis-club-membership.action.declare.form.section.recommender.field.id.label'
+                  }
+                }
+              ]
+            }
+          ]
+        }
+      ]
     }
   ]
 })