(1) The department, county auditor or other agent, or subagent appointed by the director shall assign a new registration year to a vehicle if:
(a) The registered ownership of the vehicle is being transferred, except as provided in subsection (4) of this section. The renewed vehicle registration is valid for a full twelve-month period unless: (i) The vehicle changes ownership during the twelve-month period, in which case the registration expires; or (ii) a specific expiration date is required by law, rule, or program; or
(b) The Washington vehicle registration has expired and the registered owner:
(i) Is a member of the United States armed forces;
(ii) Was stationed outside of Washington under military orders during the prior vehicle registration year; and
(iii) Provides the department a copy of the military orders.
(2) Each registration year may be divided into twelve registration months. Each registration month begins at 12:01 a.m. on a day of the month assigned by the department and ends at 12:00 a.m. on the same day the following month.
(3) A registration period extends through the end of the next business day when the final day of a registration year or month falls on a Saturday, Sunday, or legal holiday.
(4) A vehicle registration does not expire when a change in vehicle ownership is the result of one or more of the following circumstances:
(a) When adding a lienholder to the certificate of title or removing a lienholder from the certificate of title;
(b) When a vehicle is transferred from one spouse or registered domestic partner to another;
(c) When removing a deceased spouse or registered domestic partner from the certificate of title;
(d) When a vehicle is transferred by gift or inheritance to one or more members of the registered owner's immediate family;
(e) When a vehicle is transferred into or out of a trust in which the registered owner or one or more immediate family members of the registered owner is the beneficiary;
(f) When a leaseholder buys out the leased vehicle; or
(g) When a person changes his or her name.