govuk-frontend/dist/govuk/components/select/template-with-hint-text-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">
  <label class="govuk-label" for="select-2">
    Label text goes here
  </label>
  <div id="select-2-hint" class="govuk-hint">
    Hint text goes here
  </div>
  <p id="select-2-error" class="govuk-error-message">
    <span class="govuk-visually-hidden">Error:</span> Error message goes here
  </p>
  <select class="govuk-select govuk-select--error" id="select-2" name="select-2" aria-describedby="select-2-hint select-2-error">
    <option value="1">GOV.UK frontend option 1</option>
    <option value="2">GOV.UK frontend option 2</option>
    <option value="3">GOV.UK frontend option 3</option>
  </select>
</div>