# 49 C.F.R. § 663.3 (2026): Scope

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/CFR_T49_P663_S663_3

## Section

- **Citation:** 49 C.F.R. § 663.3 (2026)
- **Heading:** Scope
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Title 49 CFR: Transportation / Chapter VI: FEDERAL TRANSIT ADMINISTRATION, DEPARTMENT OF TRANSPORTATION / Part 663: PRE-AWARD AND POST-DELIVERY AUDITS OF ROLLING STOCK PURCHASES / Subpart A: General / § 663.3: § 663.3   Scope.

## Text

This part applies to a recipient purchasing rolling stock to carry passengers in revenue service with funds made available under sections 3, 9, 18, and 16(b)(2) of the Federal Mass Transit Act, as amended; 23 U.S.C. 103(e)(4); and section 14 of the National Capital Transportation Act of 1969, as amended.

## Nearby sections

- [49 C.F.R. § 663.1 (2026) § 663.1   Purpose.](https://www.frixlaw.com/law-library/statutes/CFR_T49_P663_S663_1.md)
- [49 C.F.R. § 663.3 (2026) § 663.3   Scope.](https://www.frixlaw.com/law-library/statutes/CFR_T49_P663_S663_3.md)
- [49 C.F.R. § 663.5 (2026) § 663.5   Definitions.](https://www.frixlaw.com/law-library/statutes/CFR_T49_P663_S663_5.md)
- [49 C.F.R. § 663.7 (2026) § 663.7   Certification of compliance to FTA.](https://www.frixlaw.com/law-library/statutes/CFR_T49_P663_S663_7.md)
- [49 C.F.R. § 663.9 (2026) § 663.9   Audit limitations.](https://www.frixlaw.com/law-library/statutes/CFR_T49_P663_S663_9.md)
- [49 C.F.R. § 663.11 (2026) § 663.11   Audit financing.](https://www.frixlaw.com/law-library/statutes/CFR_T49_P663_S663_11.md)
- [49 C.F.R. § 663.13 (2026) § 663.13   Buy America requirements.](https://www.frixlaw.com/law-library/statutes/CFR_T49_P663_S663_13.md)
- [49 C.F.R. § 663.15 (2026) § 663.15   Compliance.](https://www.frixlaw.com/law-library/statutes/CFR_T49_P663_S663_15.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/CFR_T49_P663_S663_3. Check the current official text before relying on it. Not legal advice.