30 C.F.R. § 250.430 When must I install a diverter system?
Title 30 - Mineral Resources
You must install a diverter system before you drill a conductor or surface hole. The diverter system consists of a diverter sealing element, diverter lines, and control systems. You must design, install, use, maintain, and test the diverter system to ensure proper diversion of gases, water, drilling fluid, and other materials away from facilities and personnel. [68 FR 8423, Feb. 20, 2003]
Title 30: Mineral Resources
PART 250—OIL AND GAS AND SULPHUR OPERATIONS IN THE OUTER CONTINENTAL SHELF
Subpart D—Oil and Gas Drilling Operations
Diverter System Requirements
§ 250.430 When must I install a diverter system?

