File your 83(b) election correctly — the first time
Miss the 30-day window or file incorrectly, and there's no second chance. Kaminitz Law reviews your election and prepares everything — you file online yourself or we mail it for you.
- Licensed California startup attorney on every filing
- IRS Form 15620 prepared and verified
- You e-file on IRS.gov — or we mail it for you
- 72-hour turnaround · Confirmation by email
Start your 83(b) filing review
3 minutes · Attorney reviews before anything is filed
Five steps. Done in minutes.
- 1
Fill intake form
- 2
Upload your SPA
- 3
Pay $299
- 4
Attorney review (72 hrs)
- 5
You file or we mail
Mail via USPS certified mail
We print and send your completed Form 15620 to the IRS by certified mail with return receipt — the time-honored method with a verifiable paper trail. Tracking number provided. Allow 3–5 business days for delivery.
E-file via IRS.gov
We prepare your completed Form 15620 and send it to you. You log in to your own IRS account at IRS.gov and submit it directly — only you can do this, as it requires your personal IRS credentials. Instant confirmation from the IRS.
We only accept requests at least 3 business days before your 30-day deadline. If you're too close to the cutoff, we'll notify you within 2 business days and issue a full refund.
Simple, flat-fee pricing
File + Attorney Review
one-time
- Intake form + SPA review
- Licensed attorney review
- Form 15620 prepared
- You e-file on IRS.gov, or we mail via certified USPS
- 72-hour turnaround
Attorney Consultation
30-min call · Credited to filing fee
- Is an 83(b) right for me?
- Tax implications explained
- Vesting schedule review
- LLC interest questions
- Credited if you proceed to filing
Bulk Filing
5+ filers · Post-closing rounds
- All founders + employees
- Coordinated with cap table
- Invoiced to company
- Priority turnaround
Not a form generator. A law firm.
Other services automate. We review.
30+ years startup law
Decades advising founders, investors, and operators.
Deadline-first
We refuse work we can't complete safely in time.
Attorney on every filing
Not templated. Reviewed by a licensed lawyer.
Refund guarantee
Full refund if we cannot process your request.