Department of Toxic Substances Control Department of Toxic Substances Control

Reactivating a State ID Number

To reactivate your STATE ID NUMBER, please do the following:

  • Download our form 1358 (Permanent State ID Number Application).

  • In the section titled "CHANGES TO STATUS OR INFORMATION FOR AN EXISTING STATE ID NUMBER," enter your current ID number. Then choose box 4, "I am reactivating this ID Number."

  • Complete the remainder of the form (sections 6-12).

  • Sign and date the form in box 13.
Once it is completed, you can send the application to us in one of three ways:

  1. Send it by mail to:

Department of Toxic Substances Control
PO Box 806
Sacramento, CA 95812-0806

  1. Scan the application into PDF and email it to:

  2. Fax it to 916-324-6799 (no confirmation of receipt is sent for faxes).

If you have questions regarding the Form 1358, please call 800-618-6942 for additional assistance.