# Designation of Areas for Air Quality Planning Purposes
> **Rule** · — · Published 2015-06-24 · 80 FR 36247
## Document
- **Document number:** 2015-15482
- **Category:** air-emissions
- **Federal Register citation:** 80 FR 36247
- **CFR reference:** 40 CFR 81
- **Publication date:** 2015-06-24
## Source
- [Federal Register document](https://www.federalregister.gov/documents/2015/06/24/2015-15482/designation-of-areas-for-air-quality-planning-purposes)
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