A category-by-category guide to every major small business tax deduction for 2026, including the $2,560,000 Section 179 cap, 60% bonus depreciation, the 68.5-cent mileage rate, the 50% meals rule, and the documentation needed to defend each one on audit.
There is no single small business tax rate. Federal effective rates typically run 12–24% for pass-throughs and a flat 21% for C corps, with self-employment tax, the QBI deduction, and entity choice each shifting the bill by thousands per year.
A working playbook for small business owners filing in 2026 — covering the now-permanent QBI deduction, the $2.56M Section 179 cap, S-corp salary structure, Solo 401(k) limits up to $72,000, and the bookkeeping habits that make every other strategy survive an audit.
A 2026 reference for U.S. tax credits — how they differ from deductions, which credits are refundable, and the major individual and business credits with current dollar limits, including the $8,231 EITC max, $2,200 Child Tax Credit, and up to $9,600 WOTC per qualifying hire.
A precise 2026 guide to taxable income — which dollars the IRS counts (wages, tips, capital gains, cancelled debt), which are excluded (gifts, inheritances, Roth distributions, muni bond interest), the step-by-step AGI-to-taxable-income calculation, and seven legal strategies to reduce the final number, including new One Big Beautiful Bill Act deductions for tipped, overtime, and senior taxpayers.
A structural breakdown of Title 26—the Internal Revenue Code—covering how the tax code is organized, the 2026 changes most relevant to small businesses (permanent 100% bonus depreciation, a $2.5M Section 179 cap, expanded QBI), and the records you need to defend every deduction you claim.
A category-by-category breakdown of how small businesses deduct website costs in 2026 under Section 174A, including the OBBBA retroactive election deadline of July 6, 2026, and where each expense lands on Schedule C.
The IRS opens the 2026 filing season on January 26, with W-2s and most 1099s due by January 31. Filing early protects against refund fraud, speeds direct-deposit refunds within 21 days, and beats the April rush — but waiting can be smarter when K-1s or corrected brokerage 1099s are still in transit.
Every IRS payment plan in one place — short-term under 180 days, long-term installment agreements up to 72 months, Guaranteed Installment Agreements, and Partial Payment Installment Agreements — with 2026 setup fees, interest math, qualification thresholds, and the three mistakes that quietly cost taxpayers the most money.
The 2026 SALT cap rises to $40,400, restoring the property tax deduction for many homeowners in high-tax states. Here are the new rules, the MAGI phaseout starting at $505,000, the income-based deductions, and the bunching, recordkeeping, and rental-property strategies that maximize the benefit.