subpart  50.1 prescribes policies and procedures for entering into, amending, or modifying contracts in order to facilitate the national defense under the extraordinary emergency authority granted by Public Law 85-804 (50 U.S.C. 1431-1434). This includes-

1. (a) Amending contracts without consideration (see 50.103-2(a));

2. (b) Correcting or mitigating mistakes in a contract (see 50.103-2(b)); and

3. (c) Formalizing informal commitments (See 50.103-2(c)).