Lapse in Appropriations
For workplace safety and health, please call 800-321-6742; for mine safety and health, please call 800-746-1553; for Job Corps, please call 800-733-5627 and for Wage and Hour, please call 866-487-9243 (866-4-US-WAGE). This website is currently not being updated due to the suspension of Federal government services. The last update to the site was 10/1/2025. Updates to the site will start again when the Federal government resumes operations.
| # | Letters of Interpretation |
|---|---|
| 1 | - 1926.155(h) - The definitions of combustible and flammable liquids under 29 CFR 1926 and 29 CFR 1910. |
| 2 | - 1926.155(c) - The definitions of combustible and flammable liquids under 29 CFR 1926 and 29 CFR 1910. |
| 3 | - 1926.155, 1926.155(c), 1926.155(h) - The definitions of combustible and flammable liquids under 29 CFR 1926 and 29 CFR 1910. |
| 4 | - 1926.155(l) - Requirements for storage and handling of gasoline on a construction site. |
| 5 | - 1926.155(a) - Requirements for storage and handling of gasoline on a construction site. |
| 6 | - 1926.155(h) - Clarification of requirements for 1000 gallon diesel storage tank. |
| 7 | - 1926.155(j) - Use of Mapp gas, oxygen, and acetylene in a tunnel. |
| 8 | - 1926.155 - The handling, Storing and Use of MAPP Gas in Underground Construction Work. |
| 9 | - 1926.155 - Underwriters Laboratories and Factory Mutual Research Corp. test and list approved containers. |
| 10 | - 1926.155(a) - Applicable Standards for Dispensing Flammable or Combustible Liquids. |
| # | Regulations |
|---|---|
| 1 | Definitions applicable to this subpart. |