field_group_states

/**
 * Implements field_group_build_pre_render_alter.
 */
function iniciativas_field_group_build_pre_render_alter(&$element) {
  if (!isset($element['#view_mode']) && isset($element['group_edit_datos_basicos'])) {
    $element['group_edit_datos_basicos'] += array(
      '#states' => array(
        'visible' => array(
          '#edit-field-iniciativa-tipo-und' => array('value' => 'individual'),
        ),
      ),
    );
  }
}