40 CFR § 270.210
What records must I maintain concerning my RAP?
June 9, 2020
You are required to keep records of:
(a) All data used to complete RAP applications and any supplemental information that you submit for a period of at least 3 years from the date the application is signed; and
(b) Any operating and/or other records the Director requires you to maintain as a condition of your RAP.