This step is essential for the Social Security Administration to process your ... you will need to attach the CMS-L564 form, ...

You can also fax or mail the CMS-40B and CMS-L564 to your local Social Security office to enroll ... in the remarks section of the CMS-40B form or online application. If your employer is ...

You can complete form CMS-40B (Application ... You can also fax the CMS-40B and CMS-L564 to 1-833-914-2016; or return forms by mail to your local Social Security office. Please contact Social ...