By Sheeba M. | Weedstock Market Intelligence | Tuesday, October 6, 2026
Federal officials confirmed this week that issuing tax-related guidance for cannabis businesses will be a top priority over the next 12 months, a development that could materially reshape the financial outlook for multi-state operators and investors tracking the sector closely.
The announcement follows the Trump administration’s move to federally reschedule cannabis to Schedule III — a shift that, while not eliminating 280E entirely until Congress acts, has opened the door for Treasury and the IRS to clarify how rescheduling affects operators’ current-year tax obligations. For the largest MSOs on the market, this is no small matter.
Why 280E Is the Sector’s Most Expensive Problem
Section 280E of the Internal Revenue Code currently prevents cannabis businesses from deducting ordinary business expenses — the same deductions every other U.S. industry takes for granted. The result: effective tax rates for profitable MSOs often exceed 70%, gutting margins that would otherwise be competitive with any consumer goods company.
For Green Thumb Industries (GTBIF), consistently one of the most profitable MSOs, a confirmed 280E exemption or relief pathway could be transformative. GTI has guided toward Q3 2026 revenue in the $280–295M range, with EBITDA margins already among the best in class. IRS relief would drop enormous sums straight to the bottom line.
Curaleaf (CURLF) and Verano (VRNOF) would similarly benefit — both carry significant deferred tax liabilities under 280E that have weighed on GAAP earnings and created distorted comparisons with non-cannabis CPG peers.
What “Priority Guidance” Actually Means
Treasury’s Priority Guidance Plan is an annual roadmap of the most important tax issues the IRS intends to address. Being placed on that list signals institutional commitment — not just political rhetoric. Historically, once an issue appears on the priority list, formal notices, revenue rulings, or proposed regulations tend to follow within 6–18 months.
For cannabis investors, the timing matters enormously. Q3 2026 earnings season begins in the next few weeks. Companies that can credibly model a post-280E tax structure in their forward guidance will trade at materially different multiples than those still provisioning for the full IRC Section 280E burden.
Market Implications: Catalyst Calendar Watch
The MSOS ETF — the benchmark for institutional cannabis exposure — has been range-bound since the Schedule III filing cleared the Federal Register. A credible IRS guidance timeline could serve as the next major re-rating catalyst. Options flow data shows elevated call buying in MSOS in the $10–12 strike range, suggesting smart money is positioning for a potential catalyst within 60–90 days.
Short-term traders should watch for: any Treasury press releases or revenue procedure drafts; testimony before the Senate Finance Committee; and forward guidance language from MSO management teams during Q3 earnings calls. The spread between what companies actually owe under 280E and what they would owe in a normalized environment is the most important number in cannabis finance right now.
For current pricing and tracking of GTBIF, CURLF, VRNOF, and the MSOS ETF, visit the Weedstock Tracker.
Weedstock provides cannabis market intelligence for informational purposes only. Nothing here constitutes investment advice. Always do your own due diligence.