(1) A landlord, from time to time, may adopt a rule or regulation, however described, concerning the tenant’s use and occupancy of the premises. It is enforceable against the tenant only if:\n(a) Its purpose is to promote the convenience, safety or welfare of the tenants in the premises, preserve the landlord’s property from abusive use, or make a fair distribution of services and facilities held out for the tenants generally;\n(b) It is reasonably related to the purpose for which it is adopted;\n(c) It applies to all tenants in the premises in a fair manner;\n(d) It is sufficiently explicit in its prohibition, direction or limitation of the tenant’s conduct to fairly inform the tenant of what the tenant must or must not do to comply;\n(e) It is not for the purpose of evading the obligations of the landlord; and\n(f) The tenant has written notice of it at the time the tenant enters into the rental agreement, or when it is adopted.\n(2) If a rule or regulation adopted after the tenant enters into the rental agreement works a substantial modification of the bargain, it is not valid unless the tenant consents to it in writing.\n(3) If adopted, an occupancy guideline for a dwelling t enters into the rental agreement works a substantial modification of the bargain, it is not valid unless the tenant consents to it in writing.\n(3) If adopted, an occupancy guideline for a dwelling unit shall not be more restrictive than two people per bedroom and shall be reasonable. Reasonableness shall be determined on a case-by-case basis. Factors to be considered in determining reasonableness include, but are not limited to:\n(a) The size of the bedrooms;\n(b) The overall size of the dwelling unit; and\n(c) Any discriminatory impact on those identified in ORS 659A.421.\n(4) As used in this section:\n(a) 'Bedroom' means a habitable room that:\n(A) Is intended to be used primarily for sleeping purposes;\n(B) Contains at least 70 square feet; and\n(C) Is configured so as to take the need for a fire exit into account.\n(b) 'Habitable room' means a space in a structure for living, sleeping, eating or cooking. Bathrooms, toilet compartments, closets, halls, storage or utility space and similar areas are not included. [Formerly 90.330]
Oregon Legal Code