Act means the Toxic Substances Control Act, 15 U.S.C. 2601 et seq.
Chemical substance has the meaning given it in section 3(2) of the Act, 15 U.S.C. 2602(2) .
EPA Legal Office means the EPA Office of General Counsel and any EPA office over which the EPA General Counsel exercises supervisory authority.
Proceeding means any rulemaking, adjudication, or licensing conducted by EPA under the Act or under regulations which implement the Act, except for determinations under this subpart.
40 C.F.R. §2.306