Small business rule changes · compliance updates · daily

The Small Business
Rule Change Brief

Vol. 1 · No. 1090

Tuesday, September 1, 2026

1090 issues in archive

Rule lifecycle · RIN:0348-AB91

Conformance of Cost Accounting Standards to Generally Accepted Accounting Principles for CAS 407 Use of Standard Costs for Direct Material and Direct Labor

Office of Management and Budget, Office of Federal Procurement Policy — observed across 2 documents over 165 days. Use the source documents below before deciding whether this affects your business.

In plain English

Federal contractors must now use the same cost accounting methods for government contracts as they use for regular business activities. If your company does government contract work, review your current cost accounting practices and prepare to update them by October 1, 2026.

First seen

Mar 20, 2026

Last seen

Sep 1, 2026

Latest stage

Rule

PRORULE → RULE

165d

Effective on

Thursday, October 1, 2026

Stage timeline

  1. Proposed·Mar 20, 2026

    Conformance of Cost Accounting Standards to Generally Accepted Accounting Principles for CAS 407 Use of Standard Costs for Direct Material and Direct Labor

    comments close Apr 20, 2026#2026-05512

  2. Final·Sep 1, 2026·91 FR 56061

    Conformance of Cost Accounting Standards to Generally Accepted Accounting Principles for CAS 407 Use of Standard Costs for Direct Material and Direct Labor

    effective Oct 1, 2026#2026-17903