The Environmental Protection Agency (EPA) is revising the format of materials submitted by the state of Colorado that are incorporated by reference (IBR) into its State Implementation Plan (SIP). The regulations affected by this format change have all been previously submitted by Colorado and approved by the EPA.
Document
Air Plan Approval; CO; Revised Format for Material Incorporated by Reference
The Environmental Protection Agency (EPA) is revising the format of materials submitted by the state of Colorado that are incorporated by reference (IBR) into its State Implemen...
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Federal Register Citation
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80 FR 58207
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“Air Plan Approval; CO; Revised Format for Material Incorporated by Reference,” thefederalregister.org (September 28, 2015), https://thefederalregister.org/documents/2015-24462/air-plan-approval-co-revised-format-for-material-incorporated-by-reference.