The Department shall be entitled to the return of and may recover from a non-TANF client any offset monies which have been distributed to the client but to which the client is not entitled. If the client fails to comply with a demand in writing by the Department for the return of the offset monies he or she incorrectly received, the Department may proceed by set-off as well as by court action to recover the monies from the client.
10- 144 C.M.R. ch. 351, § 17-9