567—22.141 (455B) Permit modifications.
	 22.141(1) Permit modifications shall follow the permit issuance requirements of rules 22.135(455B) to 22.139(455B) and subrules 22.113(2) and 22.113(3).
	 22.141(2) For purposes of applying subrule 22.141(1), a permit modification shall be treated as an acid rain permit application, to the extent consistent with rules 22.140(455B) to 22.145(455B).
	 22.141(3) The following permit revisions are permit modifications:
	  a.   	 Relaxation of an excess emission offset requirement after approval of the offset plan by the administrator;
	  b.   	 Incorporation of a final nitrogen oxides alternative emissions limitation following a demonstration period;
	  c.   	 Determinations concerning failed repowering projects under subrule 22.132(6); and
	  d.   	 At the option of the designated representative submitting the permit revision, the permit revisions listed in subrule 22.142(2).