Washington Court Forms: Parentage (Unmarried Parents) –– Petition for a Parenting Plan / Residential Schedule and/or Child Support with Paternity Acknowledgment or Final Parentage Order
https://www.courts.wa.gov/forms/?fa=forms.contribute&formID=34
Washington Court Forms: Motion for Temporary Family Law Order: Parenting Plan (Divorce)
https://www.courts.wa.gov/forms/?fa=forms.contribute&formID=35
Washington Court Forms: Petition to Change a Parenting Plan/Residential Schedule
https://www.courts.wa.gov/forms/?fa=forms.contribute&formID=32
Washington Court Forms: Temporary Non-Parent Custody Order: Temporary Custody of the Children
https://www.courts.wa.gov/forms/?fa=forms.contribute&formID=50
Washington Law Help: Make a Parenting Plan (Instructions and Forms) [PDF]