41 C.F.R. § 302-6.108 When does my authorized period for claiming actual TQSE reimbursement end?
Title 41 - Public Contracts and Property Management
The period ends at midnight on the earlier of: (a) The day preceding the day you and/or any member of your immediate family occupies permanent residence quarters. (b) The day your authorized period for claiming actual TQSE reimbursement expires.
Title 41: Public Contracts and Property Management
PART 302–6—ALLOWANCE FOR TEMPORARY QUARTERS SUBSISTENCE EXPENSES
Subpart B—Actual TQSE Method of Reimbursement
§ 302-6.108 When does my authorized period for claiming actual TQSE reimbursement end?

