(1)(a) Except as provided in (b) of this subsection, upon receipt of a tenant's written request, a landlord must permit the tenant to pay any deposits, nonrefundable fees, and last month's rent in installments.
(b) A landlord is not required to permit a tenant to pay in installments if the total amount of the deposits and nonrefundable fees do not exceed twenty-five percent of the first full month's rent and payment of the last month's rent is not required at the inception of the tenancy.
(2) In all cases where premises are rented for a specified time that is three months or longer, the tenant may elect to pay any deposits, nonrefundable fees, and last month's rent in three consecutive and equal monthly installments, beginning at the inception of the tenancy. In all other cases, the tenant may elect to pay any deposits, nonrefundable fees, and last month's rent in two consecutive and equal monthly installments, beginning at the inception of the tenancy.
(3) A landlord may not impose any fee, charge any interest, or otherwise impose a cost on a tenant because a tenant elects to pay in installments. Installment payments are due at the same time as rent is due. All installment schedules must be in writing and signed by the landlord and the tenant.
(4)(a) A fee or deposit to hold a dwelling unit or secure that the prospective tenant will move into a dwelling unit, as authorized under RCW 59.18.253, shall not be considered a deposit or nonrefundable fee for purposes of this section.
(b) A landlord may not request a fee or deposit to hold a dwelling unit or secure that the prospective tenant will move into a dwelling unit in excess of twenty-five percent of the first month's rent.
(5) Beginning January 1, 2021, any landlord who refuses to permit a tenant to pay any deposits,