Affordable Housing Program ​By law, each FHLBank must establish an Affordable Housing Program (AHP), and must contribute 10 percent of its earnings to its AHP. Under the Federal Home Loan Bank Act (FHLBank Act), the specified uses of AHP funds are to finance the purchase, construction, or rehabilitation of owner-occupied housing for low- or moderate-income households (with incomes at 80 percent or less of the area median income), and the purchase, construction, or rehabilitation of rental h​ousi