# 49 CFR § 663.1: Purpose

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-49-663.1

## Section

- **Citation:** 49 CFR § 663.1
- **Heading:** Purpose
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 49—Transportation > Subtitle B—Other Regulations Relating to Transportation > CHAPTER VI—FEDERAL TRANSIT ADMINISTRATION, DEPARTMENT OF TRANSPORTATION > PART 663—PRE-AWARD AND POST-DELIVERY AUDITS OF ROLLING STOCK PURCHASES > Subpart A—General

## Text

This part implements section 12(j) of the Federal Mass Transit Act of 1964, as amended, which was added by section 319 of the 1987 Surface Transportation and Uniform Relocation Assistance Act (Pub. L. 100-17). Section 12(j) requires the Federal Transit Administration, by delegation from the Secretary of Transportation, to issue regulations requiring pre-award and post-delivery audits when a recipient of Federal financial assistance purchases rolling stock with funds made available under the Federal Mass Transit Act, as amended.

## Nearby sections

- [49 CFR § 663.1 § 663.1 Purpose.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.1.md)
- [49 CFR § 663.3 § 663.3 Scope.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.3.md)
- [49 CFR § 663.5 § 663.5 Definitions.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.5.md)
- [49 CFR § 663.7 § 663.7 Certification of compliance to FTA.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.7.md)
- [49 CFR § 663.9 § 663.9 Audit limitations.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.9.md)
- [49 CFR § 663.11 § 663.11 Audit financing.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.11.md)
- [49 CFR § 663.13 § 663.13 Buy America requirements.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.13.md)
- [49 CFR § 663.15 § 663.15 Compliance.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.15.md)
- [49 CFR § 663.21 § 663.21 Pre-award audit requirements.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.21.md)
- [49 CFR § 663.23 § 663.23 Description of pre-award audit.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.23.md)
- [49 CFR § 663.25 § 663.25 Pre-award Buy America certification.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.25.md)
- [49 CFR § 663.27 § 663.27 Pre-award purchaser's requirements certification.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.27.md)
- [49 CFR § 663.31 § 663.31 Post-delivery audit requirements.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.31.md)
- [49 CFR § 663.33 § 663.33 Description of post-delivery audit.](https://www.frixlaw.com/law-library/statutes/ecfr-49-663.33.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-49-663.1. Check the current official text before relying on it. Not legal advice.