---
kind: "section"
citation: "40 C.F.R. § 281.43"
title: "40"
number: "281.43"
heading: "Sharing of information."
url: "https://uscodex.org/cfr/40/281.43"
---

# §281.43. Sharing of information.

- (a) States with approved programs must furnish EPA, upon request, any information in state files obtained or used in the administration of the state program. This information includes:
  - (1) **Any information submitted to the state under a claim of confidentiality.** The state must submit that claim to EPA when providing such information. Any information obtained from a state and subject to a claim of confidentiality will be treated in accordance with federal regulations in [40 CFR part 2](/cfr/40/part2.md); and
  - (2) **Any information that is submitted to the state without a claim of confidentiality.** EPA may make this information available to the public without further notice.
- (b) EPA must furnish to states with approved programs, upon request, any information in EPA files that the state needs to administer its approved state program. Such information includes:
  - (1) Any information that is submitted to EPA without a claim of confidentiality; and
  - (2) Any information submitted to EPA under a claim of confidentiality, subject to the conditions in [40 CFR part 2](/cfr/40/part2.md).

## Notes

### Authority

Authority: 42 U.S.C. 6912, 6991(c), 6991(d), 6991(e), 6991(i), 6991(k).

### Source

Source: 80 FR 41677, July 15, 2015, unless otherwise noted.