(ii) for a rental dwelling, the tenant agrees that, when the tenant vacates the dwelling, the tenant will restore, at the tenant’s expense, the interior of the dwelling to the condition that existed before the modification, except for reasonable wear and tear;
(4) refuse to make reasonable accommodations in rules, policies, practices, or services when the accommodations may be necessary to afford an individual with a disability equal opportunity to use and enjoy a dwelling;
(5) fail to design or construct a covered multifamily dwelling for first occupancy as required under subsection (c) of this section; or
(6) discriminate in the sale or rental of, or otherwise make unavailable or deny, a dwelling to an individual with a disability who:
(i) has or obtains a service dog; or
(ii) retains the individual’s former service dog after its retirement from service.
(c) (1) On or after July 1, 1991, a covered multifamily dwelling for first occupancy shall be designed and constructed so that:
(i) the public use and common use portions of the dwelling are readily accessible and usable to individuals with disabilities;
(ii) all the doors designed to allow passage into and within all premises within the dwelling are sufficiently wide to allow passage by individuals with disabilities in wheelchairs; and
(iii) all premises within the dwelling contain the following features of adaptive design:
1. an accessible route into and through the dwelling;
2. light switches, electrical outlets, thermostats, and other environmental controls in accessible locations;
3. reinforcements in bathroom walls to allow later installation of grab bars; and
4. usable kitchens and bathrooms so that an individual in a wheelchair can maneuver about the space.