Washington Revised Code Title 48. Insurance § 48.28.010. Requirements deemed met by surety insurer

Whenever by law or by rule of any court, public official, or public body, any surety bond, recognizance, obligation, stipulation or undertaking is required or is permitted to be given, any such bond, recognizance, obligation, stipulation, or undertaking which is otherwise proper and the conditions of which are guaranteed by an authorized surety insurer, or by an unauthorized surety insurer as a surplus line pursuant to chapter 48.15 RCW of this code, shall be approved and accepted and shall be deemed to fulfill all requirements as to number of sureties, residence or status of sureties, and other similar requirements, and no justification by such surety shall be necessary.