(1) The secretary may at any time after filing of a support lien serve a copy of the lien upon any person, firm, corporation, association, political subdivision, or department of the state in possession of earnings, or deposits or balances held in any bank account of any nature which are due, owing, or belonging to said debtor.
(2) The support lien shall be served upon the person, firm, corporation, association, political subdivision, or department of the state:
(a) In the manner prescribed for the service of summons in a civil action;
(b) By certified mail, return receipt requested; or
(c) By electronic means if there is an agreement between the secretary and the person, firm, corporation, association, political subdivision, or department of the state to accept service by electronic means.
(3) No lien filed under RCW
74.20A.060 shall have any effect against earnings or bank deposits or balances unless it states the amount of the support debt accrued and unless service upon the person, firm, corporation, association, political subdivision, or department of the state in possession of earnings or bank accounts, deposits or balances is accomplished pursuant to this section.