What Is IRS 280E and Why Does It Increase Cannabis Taxes?

What Is IRS 280E and Why Does It Increase Cannabis Taxes?

IRS Code §280E prevents cannabis businesses from deducting ordinary operating expenses, increasing taxable income and federal tax burden.

What This Page Covers

  • What IRS 280E is
  • Which expenses cannot be deducted
  • How taxable income is calculated
  • A real calculation example

What IRS 280E Does

Section 280E of the Internal Revenue Code states:

Businesses trafficking in Schedule I or II controlled substances may not deduct ordinary and necessary business expenses.

Cannabis remains Schedule I federally.

This triggers 280E.

What You Can Deduct

Cannabis businesses may deduct:

Cost of Goods Sold (COGS)

COGS includes:

  • Inventory purchase costs
  • Certain production-related expenses

Operating expenses are not deductible.

Calculation Example

Revenue: $3,000,000
COGS: $1,800,000
Operating expenses: $900,000

True profit: $300,000

Under normal tax rules:

Taxable income = $300,000

Under 280E:

Taxable income = $1,200,000

Federal tax at 21%:

$1,200,000 × 21% = $252,000

Tax is calculated on gross profit, not net profit.

Why This Affects Cash Flow

Because taxes are based on gross profit:

  • Effective tax rates appear higher
  • Quarterly estimated payments increase
  • Cash reserves must be larger

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