# 124.41 Definitions applicable to PSD permits.
Whenever PSD permits are processed under this part, the following terms shall have the following meanings:
*Administrator, EPA,* and *Regional Administrator* shall have the meanings set forth in § 124.2, except when EPA has delegated authority to administer those regulations to another agency under the applicable subsection of 40 CFR 52.21, the term *EPA* shall mean the delegate agency and the term *Regional Administrator* shall mean the chief administrative officer of the delegate agency.
*Application* means an application for a PSD permit.
*Appropriate Act and Regulations* means the Clean Air Act and applicable regulations promulgated under it.
*Approved program* means a State implementation plan providing for issuance of PSD permits which has been approved by EPA under the Clean Air Act and 40 CFR part 51. An *approved State* is one administering an *approved program. State Director* as used in § 124.4 means the person(s) responsible for issuing PSD permits under an approved program, or that person's delegated representative.
*Construction* has the meaning given in 40 CFR 52.21.
*Director* means the Regional Administrator.
*Draft permit* shall have the meaning set forth in § 124.2.
*Facility or activity* means a *major PSD stationary source* or *major PSD modification.*
*Federal Land Manager* has the meaning given in 40 CFR 52.21.
*Indian Governing Body* has the meaning given in 40 CFR 52.21.
*Major PSD modification* means a *major modification* as defined in 40 CFR 52.21.
*Major PSD stationary source* means a *major stationary source* as defined in 40 CFR 52.21(b)(1).
*Owner or operator* means the owner or operator of any facility or activity subject to regulation under 40 CFR 52.21 or by an approved State.
*Permit* or *PSD permit* means a permit issued under 40 CFR 52.21 or by an approved State.
*Person* includes an individual, corporation, partnership, association, State, municipality, political subdivision of a State, and any agency, department, or instrumentality of the United States and any officer, agent or employee thereof.
*Regulated activity* or *activity subject to regulation* means a *major PSD stationary source* or *major PSD modification.*
*Site* means the land or water area upon which a *major PSD stationary source* or *major PSD modification* is physically located or conducted, including but not limited to adjacent land used for utility systems; as repair, storage, shipping or processing areas; or otherwise in connection with the *major PSD stationary source* or *major PSD modification.*
*State* means a State, the District of Columbia, the Commonwealth of Puerto Rico, the Virgin Islands, Guam, and American Samoa and includes the Commonwealth of the Northern Mariana Islands.