Underground Storage Tank (UST) Program

Statutes & Regulations

California Statutes

California Regulations

Rulemaking

Please contact UST Leak Prevention Staff for information regarding the documents in the list below:

  • Archived Rulemaking Files
    • 1985 - UST Rulemaking File - 351.9 MB (Complete File)
    • 1985 - UST Rulemaking File - (Divided)
      • Final Regulations
      • Final Statement of Reasons & Statutues
      • Documentation
      • Statute Board Supporting Documents
      • Comments and Technical Documents Submitted
      • Updated Alphabetical Index to Commenters
      • Written Comments on Drafts
      • Late Comments
      • Ancilliary Incoming Correspondence
      • Technical Reference
      • Technical Complaince Guidelines
      • Rulemaking Files
      • Original Comments 1 - 50
      • Original Comments 51 - 100
      • Original Comments 101 - 150
      • Original Comments 151 - 211
    • 1989 - UST Rulemaking File - Tank Testers
    • 1991 - UST Rulemaking File
    • 1992 - UST Rulemaking File
    • 1993/1994 - UST Rulemaking File
    • 1994 - UST Rulemaking File - Tank Testers
    • 1996 - UST Rulemaking File
    • 1997/1998 - UST Rulemaking File
    • 1998 - UST Rulemaking File - Compliance Certificate
    • 2001 - UST Rulemaking File
    • April 2002 - UST Rulemaking File - Section 100
    • 2003/2004 - UST Rulemaking - "Training Plus"
    • 2004/2005 - UST Rulemaking - Red Tag
      • Office of Adminstrative Law (OAL) approval of Underground Storage Tank "Red Tag" Regulations (May 13, 2004)
      • Office of Adminstrative Law (OAL) approval of regulations defining "Interstitial Liquid Level Measurement" (August 19, 2005)
    • 2005 UST Rulemaking - ILLM
    • May 2007 UST Relocation of Forms
    • May 2009 Emergency Regulations for UST Systems Storing Biodiesel Blends up to B20
    • November 2009 Proposed Regulation for Interim Variance for USTs Storing Certain Biodiesel Blends
    • April 2012 UST Alternate Method for Compatibility
    • October 2016 UST Rulemaking - Electronic Reporting
    • October 2018 UST Rulemaking - Federal UST Regulations Reconciliation
    • January 2020 UST Rulemaking - Biodiesel Storage Regulations

Other Policies