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Tax and accounting guides, in plain English.

Guides on 280E, catch-up bookkeeping, past-due returns and tax planning for growing businesses and licensed cannabis operators, written by Amber Canady and grounded in IRS sources.

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What Is IRC 280E? How the Cannabis Tax Rule Works in 2026, and What Medical Rescheduling Changed

IRC 280E bars cannabis businesses from deducting expenses beyond COGS. How it works, who it covers, and what 2026 medical rescheduling changed (and didn’t).

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October 26, 2026