Document Revision Highlights Page Updated on 1/4/2016

The PDF format documents listed below are provided to detail changes made to existing Uniform Documents when they are revised. Changes are identified by red and strike-through fonts. These versions are intended for reference purposes only. Use the clean copies of the most recent versions for distribution and submittals.

Rev. Date	Number	Document Title	Format
1/4/2016	UN-053	Hazardous Materials Business Plan Landlord Notification Form Letter (Update Summary: Revised regulatory citation. Made minor editorial and formatting changes.)
4/16/2015	UN-071	Laboratory hazardous Waste Treatment Guidelines (Update Summary: Revised container marking information and URLs for web resources. Made minor editorial and formatting changes.)
3/12/2015	UN-018	Guidelines for Installation of Temporary and Permanent Aboveground Diesel Fuel Tanks for Emergency and Standby Power Systems Located Outside of Buildings (Update Summary: Changed to reflect 2014 Fire Code updates; made minor editorial and formatting changes.)
11/12/2014	UN-090	Standards for Open Flame Cooking Devices on Balconies, Patios, and Decks of Multiple Unit Residences (Update Summary: Changed to reflect 2014 Fire Code updates; made minor editorial and formatting changes.)
12/14/2010	UN-020	Hazardous Materials Business Plan (Matrix Inventory Format) (Update Summary: Changed emergency notification agency references from Cal/OES to Cal/EMA due to agency name change; made minor editorial and formatting changes.)	196KB
12/14/2010	UN-020UPCF	Hazardous Materials Business Plan (One Chemical Per Page Inventory Format) (Update Summary: Changed emergency notification agency references from Cal/OES to Cal/EMA due to agency name change; made minor editorial and formatting changes.)	152KB
12/14/2010	UN-020CERS	Hazardous Materials Business Plan Modules for Use With CERS Electronic Reporting (HMBP) (Update Summary: Made minor editorial and formatting changes.)	54KB
12/14/2010	UN-017	Hazardous Waste Contingency Plan (Update Summary: Changed emergency notification agency references from Cal/OES to Cal/EMA due to agency name change; made minor editorial and formatting changes.)	51KB
12/14/2010	UN-022B	Underground Storage Tank Response Plan (Update Summary: Changed emergency notification agency references from Cal/OES to Cal/EMA due to agency name change; made minor editorial and formatting changes.)	41KB
11/15/2010	UN-079	Letter From Chief Financial Officer	51KB
8/26/2009	UN-059	Standards for Large Family Day Care Homes	50KB
12/17/2008	UN-024	Standards for Construction Site Fire Safety	40KB
9/29/2008	UN-009	Underground Storage Tank System Installation/Upgrade Supplement	75KB
9/5/2008	UN-035	Building Occupancy Classification Inventory Form	296KB
8/12/2008	UN-020	Hazardous Materials Business Plan	215KB
5/27/2008	UN-014	Silane Gas Installation Supplement	58KB
5/7/2008	UN-048	Standards for Storage and Use of Portable Liquefied Petroleum Gas Outdoor Heaters	33KB
5/1/2008	UN-058	Standards for Portable Spray Painting Operations Using Flammable or Combustible Liquids	56KB
4/14/2008	UN-059	Standards for Large Family Day Care Homes (Typo in Section E1 corrected.)	49KB
4/7/2008	UN-059	Standards for Large Family Day Care Homes	49KB
4/2/2008	UN-022B	Underground Storage Tank Response Plan	49KB
3/27/2008	UN-004	List of Local Hazardous Materials Compliance Agency Jurisdictions	22KB
3/27/2008	UN-017	Hazardous Waste Contingency Plan	53KB
3/27/2008	UN-018	Guidelines for Installation of Temporary and Permanent Aboveground Diesel Fuel Tanks for Emergency and Standby Power Systems Located Outside of Buildings	63KB
2/11/2008	UN-015	Common Toxic Gases as Defined by the Toxic Gas Ordinance and California Fire Code	42KB
2/11/2008	UN-016	Marking Requirements and Guidelines for Hazardous Materials and Hazardous Wastes	41KB
2/11/2008	UN-059	Standards for Large Family Day Care Homes (formerly titled Guidelines for Large Family Day Care)	53KB
1/17/2008	UN-036	Monitoring System Certification (Form updated due to changes in State UST regulation effective 1/17/2008. UST Service Technicians must use the new version of the form.)	50KB
1/7/2008	UN-047	Hazardous Waste Tank System Requirements for Large Quantity Generators and Onsite Treatment Facilities	98KB
10/9/2007	UN-039	Hazardous Materials Business Plan (HMBP) Certification Form	22KB
10/9/2007	UN-056	Hazardous Waste Point of Generation Accumulation Requirements (formerly titled Hazardous Waste Satellite Accumulation Requirements)	24KB