Plain-English notes for Schedule C workers. Current for tax year 2025 (filed by April 15, 2026, or by October 15 if you extended) and tax year 2026. Each tip cites the rule behind it.
The biggest deduction most gig drivers get
IRS Pub 463 Ch. 4 · IRS Notice 2025-3 (2025 rate)
You owe both self-employment tax and regular income tax. Plan for both.
IRC §1401 · IRS Pub 505
Threshold is low. You file with or without a 1099.
IRC §1402(b) · Schedule SE instructions
Every dollar goes on Schedule C line 1, with or without a 1099
IRC §61 · Schedule C instructions Line 1
Four due dates a year, not evenly spaced. Pay via Form 1040-ES.
IRC §6654 · IRS Form 1040-ES (2026)
The IRS lets you deduct half of your self-employment tax.
IRC §164(f) · Schedule 1 line 15
Most rideshare and delivery drivers do not qualify
IRC §280A(c)(1) · IRS Pub 587
Pick standard mileage in year one or never get it on that car again
IRS Pub 463 Ch. 4 · IRS Pub 946 Ch. 1
Up to $1.25M in 2025; up to $2.5M in 2026 after OBBBA. Phone, laptop, dash cam, hot bag.
IRC §179 · IRS Rev Proc 2024-40 (2025 limit)
Vehicles and equipment placed in service after January 19 2025 get full year-one write-off
IRC §168(k) · OBBBA / P.L. 119-21 §70301
If you earned $600+ from any one platform, you'll get a 1099 and owe self-employment tax.
IRC §6041A · IRC §1402
Note. General information, not tax advice. Tips reflect federal law and California rules where noted, current as of May 2026. For advice specific to your situation, consult a licensed CPA or Enrolled Agent. Sourdough Tax, Inc. is not your tax advisor unless we have explicitly accepted that engagement in writing.