In this subchapter [ ss. 16.301 to 16.315 ]:
(1) "Community-based organization" means an organization operating in a specific geographic area that is organized primarily to provide housing opportunities for persons or families of low or moderate income, and that is one of the following:
(a) A nonstock corporation organized under ch. 181 that is a nonprofit corporation, as defined in s. 181.0103 (17) .
(b) A nonprofit cooperative organized under ch. 185 or 193 .
(c) A federally recognized American Indian tribe or band in this state or an entity established by a federally recognized American Indian tribe or band.
(2) "Housing authority" means any of the following:
(a) A housing authority organized under s. 59.53 (22) , 61.73 , 66.1201 or 66.1213 or ch. 234 .
(b) A redevelopment authority or housing and community development authority exercising the powers of a housing authority under s. 66.1333 (3) or 66.1335 (4) .
(c) A housing authority organized by the elected governing body of a federally recognized American Indian tribe or band in this state.
(3) "Housing costs" means whichever of the following applies:
(a) For housing occupied by the owner, any of the following:
1. The principal and interest on a mortgage loan that finances the purchase of the housing.
2. Closing costs and other costs associated with a mortgage loan.
3. Mortgage insurance.
4. Property insurance.
5. Utility-related costs.
6. Property taxes.
7. If the housing is owned and occupied by members of a cooperative or an unincorporated cooperative association, fees paid to a person for managing the housing.
(b) For rented housing, any of the following:
1. Rent.
3. Utility-related costs, if not included in the rent.
(6) "Utility-related costs" means costs related to power, heat, gas, light, water and sewerage.