# Air Plan Approval; California; Yolo-Solano Air Quality Management District; Negative Declarations
> **Rule** · Final rule. · Published 2018-07-03 · Effective 2018-08-02 · 83 FR 31072
## Document
- **Document number:** 2018-14197
- **Category:** air-emissions
- **Federal Register citation:** 83 FR 31072
- **CFR reference:** 40 CFR 52
- **Publication date:** 2018-07-03
- **Effective date:** 2018-08-02
- **State:** CA
- **EPA docket:** EPA-R09-OAR-2018-0160
## Abstract

The Environmental Protection Agency (EPA) is taking final action to approve a revision to the Yolo-Solano Air Quality Management District (YSAQMD or "District") portion of the California State Implementation Plan (SIP). This revision concerns the District's negative declarations for several volatile organic compound (VOC) source categories included in its Reasonably Available Control Technology (RACT) State Implementation Plan Analysis. We are approving these negative declarations under the Clean Air Act (CAA or "the Act").

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2018/07/03/2018-14197/air-plan-approval-california-yolo-solano-air-quality-management-district-negative-declarations)
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