(a) If Shelter Care Is Without Court Order.

If a juvenile is taken into shelter care without a court order pursuant to RCW 13.34.055 or RCW 26.44.050, the juvenile shall be released unless a petition alleging dependency is filed within 72 hours (excluding Sundays and holidays) after taking the juvenile into custody.

(b) If Shelter Care Is With Court Order.

If a juvenile is taken into shelter care pursuant to a court order, the juvenile shall be released unless an order authorizing continued shelter care is entered within 72 hours (excluding Sundays and holidays) after the juvenile is taken into custody.