It makes no difference whether you use a lump-sum or separated contract to bill your customer. If your customer provides the incorporated materials, then you are providing labor only, which is taxable. You are not responsible for the tax on incorporated materials, your customer is.
Texas also provides sales tax exemptions on contractor labor when the real property repair or improvement is for a certain purpose. For example, Texas exempts labor charges to repair nonresidential property damaged by a declared natural disaster.
Grocery stores and convenience stores not only sell food products, they also sell a wide variety of other items and services – some of them taxable, and others nontaxable. For example, flour, sugar, bread, milk, eggs, fruits, vegetables and similar groceries (food products) are not subject to Texas sales and use tax.
When we send a lump-sum payment directly to you, it is subject to a mandatory 20% federal withholding tax rate in the year you receive the payment. This withholding will be reported to the IRS and credited toward any income tax you may owe.
While there's no state income tax in Texas, there's a variety of other taxes you should make sure are taken care of. Currently, Texas unemployment insurance rates range from 0.25% to 6.25% with a taxable wage base of up to $9,000 per employee per year in 2025. Fun fact: the wage base has remained $9,000 since 1997.
Labor to repair, remodel, or restore residential real property is not taxable. Residential real property means family dwellings, including apartment complexes, nursing homes, iniums, and retirement homes. It does not include hotels or residential properties rented for periods of less than 30 days.