# Air Plan Approval; Massachusetts; Infrastructure State Implementation Plan Requirements for the 2015 Ozone Standard; Withdrawal of Direct Final Rule
> **Rule** · Withdrawal of direct final rule. · Published 2020-05-12 · Effective 2020-05-12 · 85 FR 27927
## Document
- **Document number:** 2020-09904
- **Category:** air-emissions
- **Federal Register citation:** 85 FR 27927
- **CFR reference:** 40 CFR 52
- **Publication date:** 2020-05-12
- **Effective date:** 2020-05-12
- **State:** MA
- **EPA docket:** EPA-R01-OAR-2019-0695
## Abstract

Due to the receipt of an adverse comment, the Environmental Protection Agency (EPA) is withdrawing the March 13, 2020 direct final rule approving a State Implementation Plan (SIP) revision submitted by the Commonwealth of Massachusetts. Massachusetts' SIP revision approved the infrastructure requirements to demonstrate the Commonwealth has the necessary resources to comply with the 2015 ozone National Ambient Air Quality Standard. This action is being taken in accordance with the Clean Air Act.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2020/05/12/2020-09904/air-plan-approval-massachusetts-infrastructure-state-implementation-plan-requirements-for-the-2015)
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