diff --git a/app/presenters/return-requirements/existing.presenter.js b/app/presenters/return-requirements/existing.presenter.js
index 266c5c6db5..1d6c299f80 100644
--- a/app/presenters/return-requirements/existing.presenter.js
+++ b/app/presenters/return-requirements/existing.presenter.js
@@ -5,6 +5,9 @@
  * @module ExistingPresenter
  */
 
+const { formatLongDate } = require('../base.presenter.js')
+const { returnRequirementReasons } = require('../../lib/static-lookups.lib.js')
+
 /**
  * Formats data for the `/return-requirements/{sessionId}/existing` page
  *
@@ -16,11 +19,28 @@ function go (session) {
   const { id: sessionId, licence } = session
 
   return {
+    existingOptions: _existingOptions(licence.returnVersions),
     licenceRef: licence.licenceRef,
     sessionId
   }
 }
 
+function _existingOptions (returnVersions) {
+  return returnVersions.map((returnVersion) => {
+    const { id, reason, startDate } = returnVersion
+
+    // NOTE: because the session data is stored in a JSONB field when we get the instance from the DB the date values
+    // are in JS Date format (string). So, we have to convert it to a date before calling `formatLongDate()`
+    const dateObj = new Date(startDate)
+    const formattedStartDate = formatLongDate(dateObj)
+
+    return {
+      value: id,
+      text: reason ? `${formattedStartDate} - ${returnRequirementReasons[reason]}` : formattedStartDate
+    }
+  })
+}
+
 module.exports = {
   go
 }
diff --git a/app/views/return-requirements/existing.njk b/app/views/return-requirements/existing.njk
index 3c7556e0d9..d19070c047 100644
--- a/app/views/return-requirements/existing.njk
+++ b/app/views/return-requirements/existing.njk
@@ -1,6 +1,7 @@
 {% extends 'layout.njk' %}
 {% from "govuk/components/back-link/macro.njk" import govukBackLink %}
 {% from "govuk/components/button/macro.njk" import govukButton %}
+{% from "govuk/components/radios/macro.njk" import govukRadios %}
 
 {% block breadcrumbs %}
   {# Back link #}
@@ -14,14 +15,32 @@
 
 {% block content %}
   {# Main heading #}
+  {% set radioItems = [] %}
+  {% for existingOption in existingOptions %}
+    {% set radioItem = {
+      value: existingOption.value,
+      text: existingOption.text
+    } %}
+
+    {% set radioItems = (radioItems.push(radioItem), radioItems) %}
+  {% endfor %}
+
   <div class="govuk-body">
-    <span class="govuk-caption-l"> Licence {{ licenceRef }} </span>
-    <h1 class="govuk-heading-xl govuk-!-margin-bottom-3">{{ pageTitle }}</h1>
-  </div>
+    <form method="post">
+      {{ govukRadios({
+        name: "existing",
+        errorMessage: error,
+        fieldset: {
+          legend: {
+            html: '<span class="govuk-caption-l">Licence ' + licenceRef + '</span>' + pageTitle,
+            isPageHeading: true,
+            classes: "govuk-fieldset__legend--l govuk-!-margin-bottom-6"
+          }
+        },
+        items: radioItems
+      }) }}
 
-  <form method="post">
-    <div class="govuk-body">
       {{ govukButton({ text: "Continue", preventDoubleClick: true }) }}
-    </div>
-  </form>
+    </form>
+  </div>
 {% endblock %}
diff --git a/test/presenters/return-requirements/existing.presenter.test.js b/test/presenters/return-requirements/existing.presenter.test.js
index 4dd18ddbd3..6b8e9dd024 100644
--- a/test/presenters/return-requirements/existing.presenter.test.js
+++ b/test/presenters/return-requirements/existing.presenter.test.js
@@ -41,9 +41,39 @@ describe('Return Requirements - Existing presenter', () => {
       const result = ExistingPresenter.go(session)
 
       expect(result).to.equal({
+        existingOptions: [{ value: '60b5d10d-1372-4fb2-b222-bfac81da69ab', text: '1 January 2023' }],
         licenceRef: '01/ABC',
         sessionId: '61e07498-f309-4829-96a9-72084a54996d'
       })
     })
   })
+
+  describe('the "existingOptions" property', () => {
+    describe('when the return versions do not contain a "reason"', () => {
+      it('returns the version ID as the option value and just the start date as the option text', () => {
+        const result = ExistingPresenter.go(session)
+
+        expect(result.existingOptions).to.equal([
+          { value: '60b5d10d-1372-4fb2-b222-bfac81da69ab', text: '1 January 2023' }
+        ])
+      })
+    })
+
+    describe('when the return versions contain a "reason"', () => {
+      beforeEach(() => {
+        session.licence.returnVersions.unshift({
+          id: '22ecef19-3a13-44a0-a55e-8f4d34dd59a5', reason: 'major-change', startDate: '2024-05-07T00:00:00.000Z'
+        })
+      })
+
+      it('returns the version ID as the option value and the start date and reason as the option text', () => {
+        const result = ExistingPresenter.go(session)
+
+        expect(result.existingOptions).to.equal([
+          { value: '22ecef19-3a13-44a0-a55e-8f4d34dd59a5', text: '7 May 2024 - Major change' },
+          { value: '60b5d10d-1372-4fb2-b222-bfac81da69ab', text: '1 January 2023' }
+        ])
+      })
+    })
+  })
 })
diff --git a/test/services/return-requirements/existing.service.test.js b/test/services/return-requirements/existing.service.test.js
index ac848d05f5..fd543ee721 100644
--- a/test/services/return-requirements/existing.service.test.js
+++ b/test/services/return-requirements/existing.service.test.js
@@ -55,6 +55,7 @@ describe('Return Requirements - Existing service', () => {
       expect(result).to.equal({
         activeNavBar: 'search',
         pageTitle: 'Select an existing return requirement from',
+        existingOptions: [{ value: '60b5d10d-1372-4fb2-b222-bfac81da69ab', text: '1 January 2023' }],
         licenceRef: '01/ABC'
       }, { skip: ['sessionId'] })
     })