(1) The department shall be subrogated to the right of any dependent child or children or person having the care, custody, and control of said child or children, if public assistance money is paid to or for the benefit of the child, or for the care and maintenance of a child, including a child with a developmental disability if the child has been placed into care as a result of an action under chapter
13.34 RCW, under a state-funded program, or a program funded under Title IV-A or IV-E of the federal social security act as amended by the personal responsibility and work opportunity reconciliation act of 1996, and the federal deficit reduction act of 2005, to prosecute or maintain any support action or execute any administrative remedy existing under the laws of the state of Washington to obtain reimbursement of moneys expended, based on the support obligation of the responsible parent established by a child support order. Distribution of any support moneys shall be made in accordance with RCW
26.23.035.
(2) The department may initiate, continue, maintain, or execute an action to establish, enforce, and collect a support obligation, including establishing parentage and performing related services, under this chapter and chapter
74.20 RCW, or through the attorney general or prosecuting attorney under chapter
26.09, 26.18, 26.20, 26.21A, 26.23, 26.26A, or
26.26B RCW or other appropriate statutes or the common law of this state, for so long as and under such conditions as the department may establish by regulation.
(3) Public assistance moneys shall be exempt from collection action under this chapter except as provided in RCW
74.20A.270.
(4) No collection action shall be taken against parents of children eligible for admission to, or children who have been discharged from, a residential habilitation center as defined by RCW
71A.10.020 unless the child with a developmental disability is placed as a result of an action under chapter
13.34 RCW. The child support obligation shall be calculated pursuant to chapter
26.19 RCW.