---
kind: "section"
citation: "48 C.F.R. § 52.243-2"
title: "48"
number: "52.243-2"
heading: "Changes—Cost-Reimbursement."
url: "https://uscodex.org/cfr/48/52.243-2"
---

# §52.243-2. Changes—Cost-Reimbursement.


As prescribed in 43.205(b)(1), insert the following clause. The 30-day period may be varied according to agency procedures.

Alternate I (APR 1984). If the requirement is for services and no supplies are to be furnished, substitute the following paragraph (a) for paragraph (a) of the basic clause:

Alternate II (APR 1984). If the requirement is for services and supplies are to be furnished, substitute the following paragraph (a) for paragraph (a) of the basic clause:

Alternate III (APR 1984). If the requirement is for construction, substitute the following paragraph (a) for paragraph (a) of the basic clause:

Alternate IV [Reserved]

Alternate V (APR 1984). If the requirement is for research and development, and it is desired to include the clause, substitute the following subparagraphs (a)(1) and (a)(3) for subparagraphs (a)(1) and (a)(3) of the basic clause:


## Notes

### Amendments

[48 FR 42478, Sept. 19, 1983, as amended at 52 FR 30079, Aug. 12, 1987; 72 FR 27389, May 15, 2007]

### 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: 48 FR 42478, Sept. 19, 1983, unless otherwise noted.

### Amendments

[48 FR 42478, Sept. 19, 1983, as amended at 52 FR 30079, Aug. 12, 1987; 72 FR 27389, May 15, 2007]