Summary of Changes

Permanent Note: On May 1, 2006, the Interim Internal Purchasing Guidelines were replaced by the Postal Service’s Supplying Principles and Practices (SPs and Ps).

Effective June 20, 2020, the following parts and sections of the SPs and Ps have been revised:

7— General Practices

8 — Commodity Specific

9 — Solicitation Provisions

10 — Contract Clauses