391.1—General.
(2)
Where the underlying claim is not compromised but it is appropriate to waive late charges under the criteria of 4 CFR part 103 relating to enforcement policy;
(5)
Where the cost of collecting the unpaid late charges would approach or exceed the amount of unpaid late charges to be collected and the amount of late charges does not qualify for referral to a collection agency or the Department of Justice;
(6)
Where the late charges pertain to claims involving savings bonds and notes arising under 31 U.S.C. 3105 and 3106 which are replaced pursuant to 31 U.S.C. 3126 ;