California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 2 - Boiler and Fired Pressure Vessel Safety Orders
Article 6 - Operation
Section 780 - Permit to Operate

(a) Except during the time that a request for a permit remains unacted upon, no boiler subject to annual inspection by these orders shall be placed in operation until a permit to operate has been issued and posted on or near the boiler.

(b) Upon the form supplied by the division, a permit to operate shall be issued by the qualified inspector making the inspection. The permit to operate shall indicate the date of inspection, state serial number of the boiler, the pressure allowed at the time of the internal inspection, the name of the inspector, and the name of the inspection agency. No permit shall be issued until the boiler is in compliance with these Safety Orders and satisfactory notice of compliance has been transmitted to the division.

EXCEPTION: The division may issue and renew temporary permits not to exceed thirty (30) days each, to permit replacements or repairs to be made.

(c) Each permit shall be posted under glass in a conspicuous place on or near the boiler. The permit shall be available to any safety engineer employed by the division. The permit to operate shall expire when a boiler changes both ownership and location.