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-

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

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

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