govuk-frontend/dist/govuk/components/radios/template-with-fieldset-and-error-message.html

GOV.UK Frontend contains the code you need to start building a user interface for government platforms and services.

<div class="govuk-form-group govuk-form-group--error">
  <fieldset class="govuk-fieldset" aria-describedby="example-error">
  <legend class="govuk-fieldset__legend">
    Have you changed your name?
  </legend>
  <p id="example-error" class="govuk-error-message">
    <span class="govuk-visually-hidden">Error:</span> Please select an option
  </p>
  <div class="govuk-radios" data-module="govuk-radios">
    <div class="govuk-radios__item">
      <input class="govuk-radios__input" id="example" name="example" type="radio" value="yes">
      <label class="govuk-label govuk-radios__label" for="example">
        Yes
      </label>
    </div>
    <div class="govuk-radios__item">
      <input class="govuk-radios__input" id="example-2" name="example" type="radio" value="no" checked>
      <label class="govuk-label govuk-radios__label" for="example-2">
        No
      </label>
    </div>
  </div>
</fieldset>
</div>