Tax deduction guides · 2026

Schedule C write offs,
mapped to your trade.

A generic deduction list misses the write offs that matter most in your work. Each guide covers the common Schedule C deductions plus the ones specific to one profession, with the IRS reference for each. Educational summaries, not tax advice.

Pick your trade

14 deduction guides.

Educational summaries, not tax advice. A CPA who knows your trade is worth the fee.

When are estimated tax payments due in 2026?

Estimated tax for 2026 is due April 15, June 15 and September 15, 2026, and January 15, 2027, and each payment covers the income period shown below, per IRS Publication 505.

Timeline. The four 2026 federal estimated tax payment dates for self employed individuals and the income period each one covers, from IRS Publication 505 (read October 22, 2026). April 15, 2026: Pays tax on January 1 to March 31; June 15, 2026: Pays tax on April 1 to May 31; September 15, 2026: Pays tax on June 1 to August 31; January 15, 2027: Pays tax on September 1 to December 31.
The four 2026 federal estimated tax payment dates for self employed individuals and the income period each one covers, from IRS Publication 505 (read October 22, 2026).

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