Wash. Admin. Code § 16-29-010
In addition to the definitions found in RCW 16.36.005, 16.57.010, 16.58.020 and chapter 16-610 WAC the following definitions apply to this chapter:
"Custom slaughtering" means slaughtering performed by a person licensed under chapter 16.49 RCW to slaughter meat food animals for the owner of the animal.
"Entry permit" means prior written permission issued by the director to admit or import animals or animal reproductive products into Washington state.
"Immediate slaughter cattle" means out-of-state cattle processed within twenty-four hours of entry to a federally inspected slaughter facility.
"Slaughter facility" means an establishment operated for the purpose of slaughtering meat food animals for sale or use as human food in compliance with the federal Meat Inspection Act.
Wash. Admin. Code § 16-29-010