---
kind: "section"
citation: "48 C.F.R. § 6.001"
title: "48"
number: "6.001"
heading: "Applicability."
url: "https://uscodex.org/cfr/48/6.001"
---

# §6.001. Applicability.


This part applies to all acquisitions except—

- (a) Contracts awarded using the simplified acquisition procedures of [part 13](/cfr/48/part13.md) (but see 13.501 for requirements pertaining to sole source acquisitions of commercial products or commercial services under [subpart 13.5](/cfr/48/subpart13.5.md)).
- (b) Contracts awarded using contracting procedures (other than those addressed in this part) that are expressly authorized by statute;
- (c) Contract modifications, that are within the scope of the contract, including the exercise of priced options that were evaluated as part of the original competition (see 17.207(f));
- (d) Orders placed under requirements contracts or definite-quantity contracts;
- (e) **Orders placed under indefinite-quantity contracts that were entered into pursuant to this part when—**
  - (1) The contract was awarded under subpart [6.1](/cfr/48/subpart6.1.md) or [6.2](/cfr/48/subpart6.2.md) and all responsible sources were realistically permitted to compete for the requirements contained in the order; or
  - (2) The contract was awarded under [subpart 6.3](/cfr/48/subpart6.3.md) and the required justification and approval adequately covers the requirements contained in the order; or
- (f) Orders placed against task order and delivery order contracts entered into pursuant to [subpart 16.5](/cfr/48/subpart16.5.md).

## Notes

### Amendments

[50 FR 52431, Dec. 23, 1985, as amended at 55 FR 52790, Dec. 21, 1990; 60 FR 34747, July 3, 1995; 60 FR 49725, Sept. 26, 1995; 62 FR 263, Jan. 2, 1997; 62 FR 64917, Dec. 9, 1997; 84 FR 19842, May 6, 2019; 86 FR 61020, Nov. 4, 2021]

### Authority

Authority: 41 U.S.C. 1121(b); 40 U.S.C. 121(c); 10 U.S.C. chapter 4 and 10 U.S.C. chapter 137 legacy provisions (see 10 U.S.C. 3016); and 51 U.S.C. 20113.

### Source

Source: 50 FR 1729, Jan. 11, 1985; 50 FR 52429, Dec. 23, 1985, unless otherwise noted.

### Amendments

[50 FR 52431, Dec. 23, 1985, as amended at 55 FR 52790, Dec. 21, 1990; 60 FR 34747, July 3, 1995; 60 FR 49725, Sept. 26, 1995; 62 FR 263, Jan. 2, 1997; 62 FR 64917, Dec. 9, 1997; 84 FR 19842, May 6, 2019; 86 FR 61020, Nov. 4, 2021]