land alone. (Sentence Amended by Ord. No. 181,744, Eff. 7/15/11.) The term shall not include: 1. Dwellings, one family, except where two or more dwelling units are located on the same parcel. This exception shall not apply to duplexes or condominiums. (Amended by Ord. No. 184,822, Eff. 4/30/17.) 2. Housing accommodations in hotels, motels, inns, tourist homes and boarding and rooming houses, provided that at such time as an accommodation has been occupied as the primary residence of one or more of the same tenants for any period more than 30 days such accommodation shall become a rental unit subject to the provisions of this chapter. The computation of the 30 days shall include days in which the tenant was required to: (Amended by Ord. No. 176,472, Eff. 3/26/05.) (a) move into a different guestroom or efficiency unit before the expiration of 30 days occupancy; or (b) check out and re-register before the expiration of 30 days occupancy if a purpose was to avoid application of this chapter. Evidence that an occupant was required to check out and re-register shall create a rebuttable presumption, which shall affect solely the burden of producing evidence, that the housing accommodation is a rental unit subject to the provisions of this chapter. 3. A dwelling unit in a nonprofit stock cooperative while occupied by a shareholder tenant of the nonprofit stock cooperative. 4. Housing accommodations in any hospital; state licensed community care facility; convent; monastery; extended medical care facility; asylum; fraternity or sorority house; or housing accommodations owned, operated or managed by an institution of higher education, a high school, or an elementary school for occupancy by its students. 5. Housing accommodations owned and operated by the Los Angeles City Housing Authority, or which a government unit, agency or authority owns, operates, or manages and which are specifically exempted from municipal rent regulation by state or federal law or administrative regulation, or housing accommodations specifically exempted from municipal rent regulation by state or federal law or administrative regulation. This exception shall not apply once the government ownership, operation, management, regulation or rental assistance is discontinued.