Commenced
Commenced means, with respect to construction or reconstruction of an IPCT, that an owner or operator has undertaken a continuous program of construction or reconstruction or that an owner or operator has entered into a contractual obligation to undertake and complete, within a reasonable time, a continuous program of construction or reconstruction.
Source
40 CFR § 63.401
Scoping language
Terms used in this subpart are defined in the Act, in subpart A of this part, or in this section as follows: