OAR 340-218-0180
Significant Permit Modifications
(1)
Criteria. Significant modification procedures must be used for applications requesting permit modifications that do not qualify as minor permit modifications or as administrative amendments. Significant modifications must include:(a)
Increases in PSELs except those increases subject to OAR 340-210-0205 (Notice of Construction and Approval of Plans: Applicability) through 340-210-0250 (Notice of Construction and Approval of Plans: Approval to Operate); or OAR 340 division 224;(b)
Every significant change in existing monitoring permit terms or conditions;(c)
Every relaxation of reporting or recordkeeping permit terms or conditions;(d)
Incorporation into the Oregon Title V Operating Permit the requirements from pre-construction review permits authorized under OAR 340 division 224 unless the incorporation qualifies as an administrative amendment;(e)
Incorporation into the Oregon Title V Operating Permit the requirements from preconstruction review permits authorized under OAR 340-210-205 through 340-210-0250 (Notice of Construction and Approval of Plans: Approval to Operate) unless otherwise specified in 340-218-0190 (Construction/Operation Modifications)(2); and(f)
Nothing herein may be construed to preclude the permittee from making changes consistent with this division that would render existing permit compliance terms and conditions irrelevant.(2)
Significant permit modifications will be subject to all requirements of this division, including those for applications, public participation, review by affected States, and review by the EPA, as they apply to permit issuance and permit renewal.(3)
Major modifications, as defined in OAR 340-200-0020 (General Air Quality Definitions), require an ACDP under OAR 340 division 224.(4)
Constructed and reconstructed major hazardous air pollutant sources are subject to OAR 340 210-0205 through 340-210-0250 (Notice of Construction and Approval of Plans: Approval to Operate) and 340-244-0200 (Compliance Extensions for Early Reductions: Emissions Limitation for New and Reconstructed Major Sources).
Source:
Rule 340-218-0180 — Significant Permit Modifications, https://secure.sos.state.or.us/oard/view.action?ruleNumber=340-218-0180.