Grant proceeds may only be used for the cost, labor and materials for modifications to an eligible building. Grant proceeds may not be used to pay for taxes, insurance, mortgage payments, or nonessential repairs. If a building contains between 2—4 dwelling units, grant proceeds may only be used for: Modifications to the interior of the eligible grantee’s dwelling unit; and Modifications to the exterior of the eligible building necessary to make the grantee’s dwelling unit more accessible. Modifications to the exterior of a condominium or cooperative unit that serves the eligible grantee’s dwelling unit may be eligible and shall be reviewed by the Department on a case-by-case basis.