TaxAdvanced7 min read

The 83(b) Election Explained

When and how to file an 83(b) election for early exercise stock

Published February 4, 2026 · Updated February 4, 2026

An 83(b) election can save significant taxes on stock options and restricted stock—but only if filed correctly within 30 days. Learn when it makes sense and how to do it.

What is an 83(b) Election?

An 83(b) election is a tax filing that lets you pay taxes on equity at its current value rather than waiting until it vests. This can save significant money if the stock appreciates.

When to Consider an 83(b)

Early Exercise of Stock Options

If you exercise options before they vest, you can file 83(b) to:

  • Pay taxes on current (lower) value
  • Start long-term capital gains clock early
  • Potentially avoid AMT issues

Restricted Stock Awards (RSAs)

When you receive RSAs that vest over time, 83(b) lets you:

  • Pay tax on grant date value
  • Convert future appreciation to capital gains

83(b) Election Example

Without 83(b):

  • Grant 10,000 shares at $1
  • At vesting (4 years later), stock is $10
  • Tax on vesting: $100,000 × 37% = $37,000 ordinary income

With 83(b):

  • File 83(b) at grant: tax on $10,000 × 37% = $3,700
  • At sale (after 1+ year): $90,000 gain × 20% = $18,000 capital gains
  • Total savings: $15,300

The 30-Day Rule

CRITICAL: You must file the 83(b) election within 30 days of receiving the stock. This deadline is strict - miss it and you lose the option forever.

How to File an 83(b)

  1. Complete the form (sample letter below)
  2. Send to IRS via certified mail (keep proof!)
  3. Send copy to employer
  4. Keep a copy for your records
  5. Attach to tax return for that year

Sample 83(b) Election Letter

The election should include:

  • Your name and address
  • Social Security Number
  • Tax year
  • Description of property
  • Date transferred
  • Fair market value
  • Amount paid
  • Statement of election

Risks of Filing 83(b)

1. Forfeiture Risk

If you leave before vesting, you lose the shares AND the taxes paid. No refund.

2. Stock Could Decline

If value drops, you paid taxes on a higher amount.

3. Opportunity Cost

Money spent on taxes could be invested elsewhere.

When 83(b) Makes Sense

Good candidates for 83(b):

  • Early-stage startup with low current value
  • High confidence in company success
  • Minimal forfeiture risk
  • You have cash to pay the tax

When to Skip 83(b)

Don't file 83(b) if:

  • Stock value is already high
  • High risk of leaving/forfeiture
  • Limited cash for taxes
  • You're at an established company

Common 83(b) Mistakes

  1. Missing the 30-day deadline - No extensions, no exceptions
  2. Not sending certified mail - No proof of filing
  3. Forgetting employer copy - They need it for their records
  4. Not keeping records - IRS may ask years later
  5. Filing for RSUs - 83(b) doesn't apply to RSUs (you don't own shares until vesting)

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