---
kind: "section"
citation: "30 C.F.R. § 556.309"
title: "30"
number: "556.309"
heading: "Does BOEM offer blocks in a sale that is not on the Five Year program schedule (called a Supplemental Sale)?"
url: "https://uscodex.org/cfr/30/556.309"
---

# §556.309. Does BOEM offer blocks in a sale that is not on the Five Year program schedule (called a Supplemental Sale)?

- (a) Except as provided in [paragraph (c)](#c) of this section, BOEM may offer a block within a planning area included in the Five Year program in an otherwise unscheduled sale, if the block:
  - (1) Received a bid that was rejected in an earlier sale;
  - (2) Had a high bid that was forfeited in a scheduled sale; or
  - (3) **Is a development block subject to drainage.**
- (b) For an unscheduled sale, BOEM may disclose the classification of the block as a development block.
- (c) Blocks in the Central or Western Gulf of America Planning Areas cannot be offered in a sale that is not on the schedule.

## Notes

### Amendments

[81 FR 18152, Mar. 30, 2016, as amended at 90 FR 24071, June 6, 2025]

### Authority

Authority: 31 U.S.C. 9701; 42 U.S.C. 6213; 43 U.S.C. 1334.

### Source

Source: 81 FR 18152, Mar. 30, 2016, unless otherwise noted.

### Amendments

[81 FR 18152, Mar. 30, 2016, as amended at 90 FR 24071, June 6, 2025]