48 CFR § 4.1006 - 4.1006 Modifications.

---
identifier: "/us/cfr/t48/s4.1006"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "48 CFR § 4.1006 - 4.1006   Modifications."
title_number: 48
title_name: "Federal Acquisition Regulations System"
section_number: "4.1006"
section_name: "4.1006   Modifications."
chapter_number: 1
chapter_name: "FEDERAL ACQUISITION REGULATION"
subchapter_number: "A"
subchapter_name: "GENERAL"
part_number: "4"
part_name: "ADMINISTRATIVE AND INFORMATION MATTERS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
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."
regulatory_source: "48 FR 42113, Sept. 19, 1983, unless otherwise noted."
cfr_part: "4"
---


# 4.1006 4.1006   Modifications.

(a) When a new item (such as an increased quantity) is added to the procurement instrument, assign a new line item number.

(b) If the modification relates to existing line items, the modification shall refer to those items.