Washington’s new sales tax on services faces a second lawsuit that could undercut the state’s moves to bring in hundreds of millions of dollars in revenue.

A Sequim-based security company is suing to pause the tax on its services that took effect last week.

Security Services Northwest wants the state’s tax on security services blocked until Jan. 1, arguing its implementation moved too quickly and violated due process. The company filed the six-page lawsuit Sept. 30 in Thurston County Superior Court, with the state, the Department of Revenue and agency director Drew Shirk named as defendants.

A Department of Revenue spokesperson declined to comment on the complaint, other than to say the agency “is reviewing the lawsuit with legal counsel.”

The law in question expanded taxes on a number

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