# 40 C.F.R. § 61.253 (2026): Determining compliance

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_253

## Section

- **Citation:** 40 C.F.R. § 61.253 (2026)
- **Heading:** Determining compliance
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Title 40 CFR: Protection of Environment / Chapter I / Part 61 / Subpart W / § 61.253: § 61.253   Determining compliance.

## Text

Compliance with the emission standard in this subpart shall be determined annually through the use of Method 115 of appendix B. When measurements are to be made over a one year period, EPA shall be provided with a schedule of the measurement frequency to be used. The schedule may be submitted to EPA prior to or after the first measurement period. EPA shall be notified 30 days prior to any emissions test so that EPA may, at its option, observe the test.

## Nearby sections

- [40 C.F.R. § 61.250 (2026) § 61.250   Designation of facilities.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_250.md)
- [40 C.F.R. § 61.251 (2026) § 61.251   Definitions.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_251.md)
- [40 C.F.R. § 61.252 (2026) § 61.252   Standard.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_252.md)
- [40 C.F.R. § 61.253 (2026) § 61.253   Determining compliance.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_253.md)
- [40 C.F.R. § 61.254 (2026) § 61.254   Annual reporting requirements.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_254.md)
- [40 C.F.R. § 61.255 (2026) § 61.255   Recordkeeping requirements.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_255.md)
- [40 C.F.R. § 61.256 (2026) § 61.256   Exemption from the reporting and testing requirements of 40 CFR 61.10.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_256.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/CFR_T40_P61_S61_253. Check the current official text before relying on it. Not legal advice.