48 C.F.R. § 49.001
As used in this part-
Other work means any current or scheduled work of the contractor, whether Government or commercial, other than work related to the terminated contract.
Plant clearance period, as used in this subpart, means the period beginning on the effective date of contract completion or termination and ending 90 days (or such longer period as may be agreed to) after receipt by the contracting officer of acceptable inventory schedules for each property classification. The final phase of the plant clearance period means that period after receipt of acceptable inventory schedules.
Settlement agreement means a written agreement in the form of a contract modification settling all or a severable portion of a settlement proposal.
Settlement proposal means a proposal for effecting settlement of a contract terminated in whole or in part, submitted by a contractor or subcontractor in the form, and supported by the data, required by this part. A settlement proposal is included within the generic meaning of the word claim under false claims acts (see 18 U.S.C. 287 and 31 U.S.C. 3729 ).
Unsettled contract change means any contract change or contract term for which a definitive modification is required but has not been executed.
48 C.F.R. §49.001