Tax & FinanceWashington-May 18, 2026

Feds Would Develop 'Impairment Standards' For Marijuana And Other Drugs Under New Bipartisan Transportation Bill In Congress

Key Takeaway

Bipartisan leaders of a key House committee have released the text of transportation legislation containing provisions to require federal officials to study the issue of driving of driving under the influence of marijuana and other drugs and propose "evidence-based impairment standards." Reps. Sam Graves (R-MO) and Rick Larsen (D-WA), who are, respectively, the chair and

What This Means for Cannabis Businesses

Tax developments like this directly impact the bottom line for every cannabis operator. With Section 280E creating effective tax rates above 70% for many businesses, any shift in federal tax policy - whether through rescheduling, court rulings, or IRS guidance - can mean the difference between profitability and closure. Cannabis business owners should work closely with a specialized CPA to understand how these changes affect their specific situation.

Washington Cannabis Market Overview

Washington legalized recreational cannabis in 2012 alongside Colorado. The state publishes detailed license and sales data in multiple formats. The state has approximately 1,500 active cannabis licenses and 5 licensed testing laboratories. There are 48 cannabis professionals serving Washington businesses on our directory, including CPAs, attorneys, and compliance consultants.

This analysis is based on reporting by Marijuana Moment. Read the original article. CannaBizGuide provides original commentary and analysis - this is not legal or tax advice.