40 C.F.R. § 63.10033
In what form and how long must I keep my records?
Cite as 40 C.F.R. § 63.10033 (2026)
(a) Your records must be in a form suitable and readily available for expeditious review, according to § 63.10(b)(1). (b) As specified in § 63.10(b)(1), you must keep each record for 5 years following the date of each occurrence, measurement, maintenance, corrective action, report, or record. (c) You must keep each record on site for at least 2 years after the date of each occurrence, measurement, maintenance, corrective action, report, or record, according to § 63.10(b)(1). You can keep the records off site for the remaining 3 years.
- Cross-references to the CFR
- 63.10