# Audit Defense · EveryLastMile Blog > 15 posts tagged Audit Defense from the EveryLastMile blog. Canonical: https://everylastmile.app/blog/tag/audit-defense --- ## [IRS Mileage Rate Change July 2026: Two Rates](https://everylastmile.app/blog/irs-mileage-rate-change-july-2026) The IRS made a mid-year mileage rate change, raising the business rate to 76¢ on July 1, 2026. How to split your miles between both rates on Schedule C. _2026-07-14 · EveryLastMile_ ## [Can I Use Google Maps for Mileage Tracking? (2026)](https://everylastmile.app/blog/can-i-use-google-maps-for-mileage-tracking) Google Maps Timeline tracks where you went, not why. Here's what the IRS actually requires under §274(d) — and why Timeline alone won't survive an audit. _2026-05-26 · EveryLastMile_ ## [The IRS Commuting Rule, Explained (2026)](https://everylastmile.app/blog/irs-commuting-rule-explained) Rev. Rul. 99-7, plain English. The IRS rule that decides whether your drive from home is deductible business mileage or a personal commute on Schedule C. _2026-05-22 · EveryLastMile_ ## [Schedule C NAICS Codes for Self-Employed Drivers 2026](https://everylastmile.app/blog/schedule-c-naics-codes-for-self-employed-drivers) The right Schedule C business code for rideshare, delivery, real estate, and contractor drivers — from the 2025 IRS instructions, with audit-trigger notes. _2026-05-21 · EveryLastMile_ ## [IRS Standard Mileage Rate History (2010–2026)](https://everylastmile.app/blog/irs-mileage-rate-history) IRS mileage rate history 2010–2026 — business, medical, and charitable rates, the depreciation component schedule, and the inflection points behind them. _2026-05-20 · EveryLastMile_ ## [Multi-Vehicle Mileage Tracking for Schedule C (2026)](https://everylastmile.app/blog/multi-vehicle-mileage-guide) How to track two or more vehicles on a single Schedule C in 2026: per-vehicle method elections, §274(d) substantiation, and automatic per-VIN trip tagging. _2026-05-18 · EveryLastMile_ ## [Quarterly Estimated Taxes for Drivers (2026)](https://everylastmile.app/blog/quarterly-estimated-taxes-self-employed-drivers) A 15-minute calculator for your June 15 estimate — safe harbors, penalty math, and state-by-state mechanics for self-employed drivers in 2026. _2026-05-11 · EveryLastMile_ ## [Audit Response Letter & IDR Templates](https://everylastmile.app/blog/audit-response-letter-idr-templates) Copy-ready IDR response, §6662 abatement, Form 12203, and Form 911 templates to defend a self-employed mileage deduction. Verified Tax Court case law. 2026. _2026-05-04 · EveryLastMile_ ## [Schedule C Vehicle Expenses: 2026 Walkthrough](https://everylastmile.app/blog/schedule-c-vehicle-expenses-walkthrough) Line-by-line guide to vehicle expenses on Schedule C for 2026 — Line 9, Part IV, Form 4562 Part V, Schedule SE — with a worked example. _2026-04-20 · EveryLastMile_ ## [Section 179 Heavy Vehicle Deduction (2026)](https://everylastmile.app/blog/section-179-heavy-vehicle-deduction) For most drivers standard mileage beats §179. For the slice it fits, OBBBA 100% bonus + $32k SUV sub-cap can be huge. Here's the decision framework. _2026-04-13 · EveryLastMile_ ## [Mileage Audit Defense for Self-Employed Drivers](https://everylastmile.app/blog/mileage-audit-defense-playbook) What to do before, during, and after an IRS mileage audit — §274(d), §6662 penalties, Form 4564 response, and the 30/30/90 timeline. _2026-03-30 · EveryLastMile_ ## [What Counts as a Business Mile? 47 Examples](https://everylastmile.app/blog/what-counts-as-a-business-mile-47-examples) 47 real-world driving scenarios with verdicts, the IRS authority, and the 'but if' caveat — for every self-employed driver in 2026. _2026-03-16 · EveryLastMile_ ## [Freelancer + 1099 Mileage: 2026 Schedule C Guide](https://everylastmile.app/blog/freelancer-1099-mileage-schedule-c) How freelancers and 1099 contractors deduct business miles on Schedule C in 2026 — Rev. Rul. 99-7, the home office unlock, and Tax Court audit defense. _2026-02-23 · EveryLastMile_ ## [Standard Mileage vs. Actual Expenses: 2026 Guide](https://everylastmile.app/blog/standard-mileage-vs-actual-expenses) Standard mileage rate or actual expenses for 2026? The decision framework, the irreversible lock-in trap, and worked math for self-employed drivers. _2026-02-16 · EveryLastMile_ ## [How to Track Mileage for Taxes: A Complete Guide](https://everylastmile.app/blog/how-to-track-mileage-for-taxes) Self-employed? What the IRS requires, what Tax Court cases teach about audit defense, and the smartest way to track miles in 2026. _2026-02-09 · EveryLastMile_