567—22.120 (455B) Acid rain program—definitions. The terms used in rules 22.120(455B) through 22.147(455B) shall have the meanings set forth in Title IV of the Clean Air Act, 42 U.S.C. 7401, et seq., as amended through November 15, 1990, and in this rule. The definitions set forth in 40 CFR Part 72 as amended through May 18, 2005, and 40 CFR Part 76 as amended through October 15, 1999, are adopted by reference.
“40 CFR Part 72,” or any cited provision therein, shall mean 40 Code of Federal Regulations Part 72, or the cited provision therein, as amended through April 28, 2006.
“40 CFR Part 73,” or any cited provision therein, shall mean 40 Code of Federal Regulations Part 73, or the cited provision therein, as amended through April 28, 2006.
“40 CFR Part 74,” or any cited provision therein, shall mean 40 Code of Federal Regulations Part 74, or the cited provision therein, as amended through April 28, 2006.
“40 CFR Part 75,” or any cited provision therein, shall mean 40 Code of Federal Regulations Part 75, or the cited provision therein, as amended through September 28, 2007.
“40 CFR Part 76,” or any cited provision therein, shall mean 40 Code of Federal Regulations Part 76, or the cited provision therein, as amended through October 15, 1999.
“40 CFR Part 77,” or any cited provision therein, shall mean 40 Code of Federal Regulations Part 77, or the cited provision therein, as amended through May 12, 2005.
“40 CFR Part 78,” or any cited provision therein, shall mean 40 Code of Federal Regulations Part 78, or the cited provision therein, as amended through April 28, 2006.
“Acid rain permit” means the legally binding written document, or portion of such document, issued by the department (following an opportunity for appeal as set forth in 561—Chapter 7, as adopted by reference at 567—Chapter 7), including any permit revisions, specifying the acid rain program requirements applicable to an affected source, to each affected unit at an affected source, and to the owner and operators and the designated representative of the affected source or the affected unit.
“Department” means the department of natural resources and is the state acid rain permitting authority.
“Draft acid rain permit” means the version of the acid rain permit, or the acid rain portion of a Title V operating permit, that the department offers for public comment.
“Permit revision” means a permit modification, fast-track modification, administrative permit amendment, or automatic permit amendment, as provided in rules 22.140(455B) through 22.144(455B).
“Proposed acid rain permit” means the version of the acid rain permit that the department submits to the Administrator after the public comment period, but prior to completion of the EPA permit review under 40 CFR 70.8(c) as amended through July 21, 1992.
“Title V operating permit” means a permit issued under rules 22.100(455B) through 22.116(455B) implementing Title V of the Act.
“Ton”  or “tonnage”  means any short ton (i.e., 2,000 pounds). For purposes of determining compliance with the acid rain emissions limitations and reduction requirements, total tons for a year shall be calculated as the sum of all recorded hourly emissions (or the tonnage equivalent of the recorded hourly emissions) in accordance with rule 567—25.2(455B), with any remaining fraction of a ton equal to or greater than 0.50 ton deemed to equal one ton and any fraction of a ton less than 0.50 ton deemed not equal to a ton.