Booklets and Forms

In this section, you will find all human resources and benefit related booklets and forms. You'll need to complete (as appropriate to your situation) the forms in this section when you enroll for Costco benefits. Click on one of the links to the left to access the forms you need.

All of the forms and booklets posted on this site are available for viewing and the option to print when you click on the corresponding link. If you would like a form or booklet sent to you, contact the Employee Benefits Department at 1-800-284-4882 or benefits@costco.com.