24 C.F.R. § 206.57
(b) If the default is cured within the 30-day timeframe, the Deferral Period shall be reinstated, unless:
(d) Even after a foreclosure proceeding has been initiated, the mortgagee shall permit an Eligible Non-Borrowing Spouse to cure the condition which resulted in the Deferral Period ceasing, consistent with § 206.55(b)(2), and to reinstate the mortgage and Deferral Period, and the mortgage insurance shall continue in effect. The mortgagee may require the Eligible Non-Borrowing Spouse to pay any costs that the mortgagee incurred to reinstate the mortgage, including foreclosure costs and reasonable attorney's fees. Such costs may not be added to the outstanding loan balance and shall be paid from some other source of funds. The mortgagee shall reinstate the Deferral Period unless: