(1) The housing will be retained as housing affordable for very low income families, low-income families, and moderate income families for the remaining term of the mortgage;

(2) Throughout the remaining term of the mortgage, adequate expenditures will be made for the proper maintenance and operation of the housing;

(3) Current tenants will not be involuntarily displaced (except for good cause);

(4) Any increase in rent contributions for current tenants will be to a level that does not exceed 30 percent of the adjusted income of the tenant or the fair market rent, whichever is lower;

(5) Any resulting increase in rents for current tenants (except for increases made necessary by increased operating costs) will be phased in equally over a period of not less than 3 years, if the increase is 30 percent or more, and will be limited to not more than 10 percent per year, if the increase is more than 10 percent but less than 30 percent;

(6) Subject to the availability of funds, the Commissioner shall provide, and the owner shall accept, assistance under section 8 if the Commissioner determines that such assistance is necessary to mitigate any adverse effect of the rent increases on current tenants eligible for section 8 assistance; and

(7) Rents for units becoming available to new tenants will be at levels approved by the Commissioner that will ensure, to the extent practicable, that the units will be available to and affordable, with 30 percent of adjusted income, by the same proportion of very low income families, low-income families, and moderate income families as resided in the housing as of January 1, 1987 (based on the area median income limits established by the Commissioner in February 1987), or the date the plan of action is approved, whichever date results in the highest proportion of very low income families.