26 Tax Write-Offs for Plumbers in 2022

As an independent or self-employed plumber, expenses can pile up quickly when purchasing plumbing materials and tools. Avoid paying thousands of dollars on your taxes by tracking these common expenses for plumbers.

General Expenses



All expenses related to the design and marketing of your business are tax deductible such as online ads, billboards, and business cards.


Bank Fees

Service fees paid to the bank through your business bank account related to operating your business are tax deductible.


Business Insurance

You can deduct the insurance cost related to your trade or business. For example, liability, credit, and loss insurance are tax deductible.



Wages you pay to contractors and consultants are tax deductible.


Legal & Professional Services

Legal fees from your accountant or attorney directly related to operating your business are tax deductible.


Licenses & Membership Fees

Work-related expenses for licenses and membership organizations are generally tax deductible.


Phone & Service

If you use your phone for work, the purchase and monthly bill are tax deductible.


Phone Accessories

Accessories for your work phone, such as USB charging cables, are tax deductible.


Professional Development

Fees for conferences, seminars, and professional events are tax deductible.


Supplies & Materials

Supplies you buy for the office and materials used for work are tax deductible (paper, printer ink, wood, nails, etc.).


Tools & Equipment

Standard business equipment and tools used for work are tax deductible.


Work Clothes

Work clothes are tax deductible if they’re only for work and aren't suitable anywhere else (safety gear, theatrical costumes, etc.).

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Work from Home?

Running a plumbing business from your home can have quite a few expenses. If you have a dedicated space used only for business purposes like administrative or management activities, track these home office deductions! It can be a little room or even a desk in the corner works!


Office Maintenance & Improvements

Expenses related to maintaining and improving your office space are tax deductible. For example, floor repairs or repainting the office room walls.


Office Furniture & Equipment

You can deduct necessary furniture and equipment used to run your business.



A part of your house rent is tax deductible if it’s used only for business purposes.


Business expenses for electricity, water, heating, waste, and internet are all tax deductible.


Website Fees

The cost of running your business’ website is tax deductible. This includes website hosting and domain fees.

Drive for Work?

You’re most likely driving from client to client or a worksite as an independent plumber. With the cost of gas rising, it’s important to claim mileage deductions to offset the costs. Here are some expenses you can track if you want to use the actual car expense deduction instead of the standard mileage deduction.


Gas for your business vehicle is tax deductible.


License & Registration Fees

License and registration fees required to drive your business vehicle are tax deductible.


Parking & Tolls

Business-related parking and toll fees are both tax-deductible expenses. However, parking fees paid to park at your workplace are not deductible.


Roadside Assistance

Roadside assistance expenses are tax deductible. If you have a roadside assistance plan, it’s tax-deductible if your insurance plan doesn’t include it.


Vehicle Insurance

The insurance cost for your business vehicle is tax deductible.


Vehicle Maintenance

Repairs and costs to maintain your business vehicle are tax deductible.

Travel for Work?

Sometimes plumbing projects require you to travel out of town where places to rest, such as hotels or Airbnb rentals, become necessary. Track these business travel expenses when traveling away from home for work!


Business Meals

You can deduct half the cost of meals with clients and meals purchased while out of town on business trips.


Business Travel

Transportation and accommodation expenses when traveling for work are tax deductible.



The cost of staying at hotels and rental properties (like Airbnb) is tax deductible.

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