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Caterer / Food Vendor Tax Deductions: The 2026 Guide

If you earn on a 1099, the IRS treats you as a business — and businesses deduct their costs. Here's what most caterers and food vendors can write off, and the records that make it stick.

Key takeaways

You're a business now — act like one

The moment event contracts and market sales lands on a 1099, the IRS puts you in the same category as any small business owner. That means self-employment tax, quarterly estimated payments — and the upside: you can deduct ordinary and necessary business expenses against what you earn.

Most caterers and food vendors don't think of themselves as businesses, so they don't keep business records. Between events, prep days, and farmers markets, the costs pile up quietly — and the ones that never get recorded never get deducted.

The deductions most caterers and food vendors can claim

1. Food cost

Ingredients and consumables per event — your biggest line.

2. Equipment

Chafers, coolers, prep tools, and serviceware.

3. Kitchen rent

Commercial kitchen or commissary fees.

4. Licenses and permits

Health permits, food-handler cards, and vendor licenses.

5. Insurance

General and food liability coverage.

6. Mileage

Supply runs, site deliveries, and event-day travel.

What the IRS actually wants to see

Deductions aren't denied because they weren't real — they're denied because they weren't documented. The standard: a receipt or bank record for expenses, a mileage log with business purpose, and records made close to when the expense happened. A mileage log kept as it happens is worth far more than one reconstructed in April — the IRS knows the difference.

That's the workflow DeductionDog was built around: capture receipts by photo or by scanning your email, log drives automatically, then export the year as an accountant-ready package — every item mapped to its Schedule C line.

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DeductionDog provides record-keeping software, not tax advice. Deduction eligibility depends on your specific facts — when in doubt, talk to a qualified tax professional.

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