UL's Collaborative Standards Development System (CSDS) provides online access for review and submitting information for UL's Standards development process. General access is available for information on STP meetings, submitting proposals, and proposals available.
Current Users:
If you already have a CSDS user account use the Username and Password information provided for you in the "Welcome" e-mail. It is strongly recommended that you change your password after accessing the site.

NOTE: Please make sure that all pop-up blocker and Spyware software is disabled first.

Want to learn about the changes that have recently been made to CSDS?
Click here to find out more.


Standards Technical Panels and Committees are important parts of the process by which its Standards are developed and maintained.
Apply to be a member today!

Not a CSDS user? Here are items you can access and how to become a CSDS user.