Participants may be required to place a telephone call to enter a promotional contest of chance, but additional fees such as those for a 1-900 number are "consideration" and are not authorized.
Wash. Admin. Code § 230-18-005
Statutory Authority: RCW 9.46.070. 06-22-052 (Order 603), § 230-18-005, filed 10/27/06, effective 1/1/08.