tax revenue Oregon Continues To Rake In Marijuana Tax Revenue By Chris Lehman • Apr 20, 2016 Listen Listening... / Taxes from marijuana sales continue to outpace expectations in Oregon. The state Department of Revenue Wednesday said the state has collected nearly $7 million in pot taxes so far this year. Washington's Tax Revenue Would Be Double - If It Was Idaho By Carolyn Adolph • Apr 5, 2016 KUOW Listen Listening... / 2:02 Washington sustains state government on a sales tax. But how well is Washington really doing, compared with its Northwest neighbors? The Department of Revenue has un-officially run the numbers. And the revenue winner is: Idaho.