HVAC contractor standing next to his work van and a rooftop air conditioning unit at sunset

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Tax strategy for HVAC, plumbing and construction contractors

Profitable contractors often overpay self-employment tax and miss equipment and vehicle deductions; the right entity, payroll and depreciation plan can change that.

The Problem

What tax problems do contractors face?

Busy jobs, bigger tax bill

Revenue grows, but so does self-employment tax. Without a plan, a good year can end with a painful balance due.

Equipment bought at the wrong time

Trucks and tools are big purchases. Timing and depreciation choices change how much you save and when.

Subcontractor paperwork

Missing W-9s and 1099s can lead to penalties and lost deductions for the labor you paid.

No idea which jobs make money

Without job costing, it's hard to price right or plan taxes for the year ahead.

Strategies

Which deductions and strategies apply?

  • S-Corp election and reasonable salary

    Paying yourself a fair wage and taking the rest as distributions, when it fits.

  • Trucks and heavy equipment depreciation

    Section 179 and bonus depreciation, planned around your income.

  • Tools and materials

    Deducting supplies and small tools correctly.

  • Subcontractor 1099s

    Collecting W-9s and filing 1099-NEC forms on time.

  • Job costing

    Tracking costs by job so you know your real margins.

  • Retirement plans for owners

    Solo 401(k), SEP-IRA and other plans that can lower taxable income.

  • NJ BAIT election review

    Reviewing whether New Jersey's pass-through business alternative income tax helps you.

For complex, multi-entity businesses, we work alongside our partner CPA and legal team.

Example scenario (illustrative)

A plumbing contractor operating as a single-member LLC has strong profits, a new work truck and several subcontractors. Reviewing an S-Corp election with a reasonable salary, planning the truck's depreciation, collecting W-9s for every sub and opening an owner retirement plan creates a clear, documented tax plan for the year.

This example is for illustration only. Every situation is different, and results depend on your facts.

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How we can help

FAQ

Common questions

When should a contractor switch to an S-Corp?

It is often worth reviewing once net profit is consistently high enough that the self-employment tax savings exceed the added payroll and filing costs. The IRS requires a reasonable salary, so we model your numbers before you elect.

Can I deduct my work truck?

Generally yes, for the business-use portion. Depending on the vehicle's weight and use, you may be able to deduct actual expenses and depreciation, or use the standard mileage rate. Good mileage records matter.

Do I need to send 1099s to my subcontractors?

Usually, if you paid an unincorporated subcontractor $600 or more for services during the year, you file Form 1099-NEC. Collect a W-9 before the first payment.

What retirement plans lower taxes for business owners?

Common options include a Solo 401(k), SEP-IRA and SIMPLE IRA. Contributions are generally deductible within IRS limits, and the right choice depends on your income and whether you have employees.

Build a tax plan as solid as your work

Book a free consultation today. We'll review your situation and show you where you stand.