---
kind: "section"
citation: "10 C.F.R. § 76.66"
title: "10"
number: "76.66"
heading: "Expiration and termination of certificates."
url: "https://uscodex.org/cfr/10/76.66"
---

# §76.66. Expiration and termination of certificates.

- (a) Except as provided in [§ 76.55](/cfr/10/76.55.md), each certificate or approval issued pursuant to this part expires at the end of the day, in the month and year stated in the certificate or approval.
- (b) The Corporation shall notify the Commission promptly, in writing under [§ 76.5](/cfr/10/76.5.md), when the Corporation decides to terminate operation at either of the gaseous diffusion plants and other activities authorized under the certificate.
- (c) If the Corporation does not submit a renewal application under [§ 76.36](/cfr/10/76.36.md), the Corporation shall, on or before the expiration date specified in the existing certificate, terminate operation of the gaseous diffusion plants.

## Notes

### Amendments

[59 FR 48960, Sept. 23, 1994, as amended at 62 FR 6670, Feb. 12, 1997]

### Authority

Authority: Atomic Energy Act of 1954, secs. 122, 161, 193(f), 223, 234, 1701 (42 U.S.C. 2152, 2201, 2243(f), 2273, 2282, 2297f); Energy Reorganization Act of 1974, secs. 201, 206, 211 (42 U.S.C. 5841, 5846, 5851); 44 U.S.C. 3504 note. Section 76.22 is also issued under Atomic Energy Act sec. 193(f) (42 U.S.C. 2243(f)). Section 76.35(j) also issued under Atomic Energy Act sec. 122 (42 U.S.C. 2152).

### Source

Source: 59 FR 48960, Sept. 23, 1994, unless otherwise noted.

### Amendments

[59 FR 48960, Sept. 23, 1994, as amended at 62 FR 6670, Feb. 12, 1997]