Zend FR

$form = new Zend_Form;
$form->setAction('/resource/process')
    ->setMethod('post');

$check = new Zend_Form_Element_MultiCheckbox('foo', array(
'multiOptions' => array(
    'foo' => 'Foo Option',
    'bar' => 'Bar Option',
    'baz' => 'Baz Option',
    'bat' => 'Bat Option',
)));
$check->setValue(array('bar', 'bat'));
$check->setLabel('check');

$form->addElements(array($check));

echo $form;

<form enctype="application/x-www-form-urlencoded" action="/resource/process" method="post"><dl class="zend_form">
<dt id="foo-label"><label for="foo" class="optional">check</label></dt> <---- ERROR
<dd id="foo-element">
<label for="foo-foo">
<input type="checkbox" name="foo[]" id="foo-foo" value="foo" />Foo Option</label><br />
<label for="foo-bar"><input type="checkbox" name="foo[]" id="foo-bar" value="bar" checked="checked" />Bar Option</label><br />
<label for="foo-baz"><input type="checkbox" name="foo[]" id="foo-baz" value="baz" />Baz Option</label><br />
<label for="foo-bat"><input type="checkbox" name="foo[]" id="foo-bat" value="bat" checked="checked" />Bat Option</label>
</dd></dl></form>