---
kind: "section"
citation: "40 C.F.R. § 63.6012"
title: "40"
number: "63.6012"
heading: "In what form and how long must I keep my records?"
url: "https://uscodex.org/cfr/40/63.6012"
---

# §63.6012. In what form and how long must I keep my records?

- (a) Your records must be in a form suitable and readily available for expeditious review, according to [§ 63.10(b)(1)](/cfr/40/63.10.md?p=b-1).
- (b) As specified in [§ 63.10(b)(1)](/cfr/40/63.10.md?p=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)](/cfr/40/63.10.md?p=b-1). You can keep the records offsite for the remaining 3 years.

## Notes

### Amendments

[67 FR 45598, July 9, 2002. Redesignated at 89 FR 94909, Nov. 29, 2024; Redesignated and amended at 91 FR 37276, June 22, 2026]

### Source

Source: 67 FR 45598, July 9, 2002, unless otherwise noted.

### Authority

Authority: 42 U.S.C. 7401 et seq.

### Source

Source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.

### Amendments

[67 FR 45598, July 9, 2002. Redesignated at 89 FR 94909, Nov. 29, 2024; Redesignated and amended at 91 FR 37276, June 22, 2026]