30 CFR § 250.741 - How long must I keep records?

§ 250.741 How long must I keep records?

You must keep records for the time periods shown in the following table.

You must keep records relating to . . . Until . . .
(a) Drilling; 90 days after you complete operations.
(b) Casing and liner pressure tests, diverter tests, BOP tests, and real-time monitoring data; 2 years after the completion of operations.
(c) Completion of a well or of any workover activity that materially alters the completion configuration or affects a hydrocarbon-bearing zone. You permanently plug and abandon the well or until you assign the lease and forward the records to the assignee.