40 CFR § 370.63
What responsibilities do the SERC and the LEPC have to make request information available?
June 9, 2020
Under this subpart, the SERC or LEPC must make the following information (except for confidential location information discussed in §370.64(b)) available if a person requests it:
(a) All information obtained from an owner or operator in response to a request under this subpart.
(b) Any requested Tier II information or MSDS (or SDS) otherwise in possession of the SERC or the LEPC.
[73 FR 65478, Nov. 3, 2008, as amended at 81 FR 38108, June 13, 2016]