The mortgagor shall deposit cash with the mortgagee, or in a depository satisfactory to the mortgagee and under control of the mortgagee, in accordance with terms, conditions and standards established by the Commissioner for:

(a) Accruals for taxes, ground rates, mortgage insurance premiums, and property insurance premiums, during the course of construction;

(b) Meeting the cost of equipping and renting the project subsequent to its completion in whole or part; and

(c) Allocation by the mortgagee for assessments required by the terms of the mortgage in an amount acceptable to the Commissioner.