(1) It shall be unlawful for a landlord to require a fee or deposit from a prospective tenant for the privilege of being placed on a waiting list to be considered as a tenant for a dwelling unit.
(2) A landlord who charges a prospective tenant a fee or deposit to hold a dwelling unit or secure that the prospective tenant will move into a dwelling unit, after the dwelling unit has been offered to the prospective tenant, must provide the prospective tenant with a receipt for the fee or deposit, together with a written statement of the conditions, if any, under which the fee or deposit may be retained, immediately upon payment of the fee or deposit.
(3) A landlord may not request a fee or deposit to hold a dwelling or secure that the prospective tenant will move into the dwelling unit in excess of twenty-five percent of the first month's rent as described in RCW 59.18.610(4).
(4)(a) If the prospective tenant does occupy the dwelling unit, then the landlord must credit the amount of the fee or deposit to the tenant's first month's rent or to the tenant's security deposit. If the prospective tenant does not occupy the dwelling unit, then the landlord may keep up to the full amount of any fee or deposit that was paid by the prospective tenant to secure the tenancy, so long as it is in accordance with the written statement of conditions furnished to the prospective tenant at the time the fee or deposit was charged.
(b) A fee or deposit to hold a dwelling unit or secure that the prospective tenant will move into a dwelling unit under this subsection does not include any cost charged by a landlord to use a tenant screening service or obtain background information on a prospective tenant.
(c) A portion of the fee or deposit may not be withheld if the dwelling unit fails a