To start a remodeling company, you need to form a legal entity, obtain a contractor’s license and the right insurance, register with the IRS and your state tax agency, get EPA lead-safe certified if you will touch homes built before 1978, and put solid written contracts in place before you accept your first payment. Skip any of these and you are exposed, either to personal liability, agency penalties, or an unenforceable deal with a homeowner. Work through them in order and you will be legally ready to bid, sign, and build.
Pick an Entity and Register It
Most remodeling owners form either a Limited Liability Company or a Corporation. The LLC is the more common choice because it keeps personal assets separate from business liabilities while staying simpler to run than a corporation. Filing fees for either entity generally range from $50 to $500 depending on the state, and online filings through the Secretary of State often come back within 24 to 48 hours.
On the formation document, describe your business purpose broadly. “General construction” or “residential remodeling” gives you room to take on different project types later without amending anything. Elect perpetual existence where the state allows it, and double-check the principal business address because it drives your local zoning and permit requirements.
If you plan to operate under a trade name different from the legal entity name, file a “Doing Business As” with the county clerk or state agency, whichever your jurisdiction uses. Search the Secretary of State’s database first to make sure the name is not already taken.
Draft an Operating Agreement
If you form an LLC, draft an operating agreement even if your state does not require one on file. It sets ownership percentages, voting rights, profit and loss splits, manager powers, and what happens when a member leaves or dies.1U.S. Small Business Administration. Basic Information About Operating Agreements Without one, state default rules fill the gaps, and those defaults rarely match what the owners actually intended.
For a remodeling LLC, pay particular attention to capital contribution clauses. Cash flow in construction is uneven, and a large project can require material purchases well before the first draw clears. Spell out how much each member must contribute, when, and what happens if someone cannot pay. A mediation or arbitration clause keeps internal disputes off the job site.
Get Licensed, Bonded, and Insured
Most states require a contractor license before you can legally perform residential remodeling. Licensing boards typically want documented trade experience, often several years at the journeyman level or higher, verified through signed affidavits from previous employers or tax records. Many also require passing an exam on trade knowledge and business law. Working without a license can bring fines, misdemeanor charges, and stop-work orders on active projects.
General liability insurance is the baseline. It pays for property damage or bodily injury your work causes. Most residential and commercial contracts require a certificate showing at least $1,000,000 in per-occurrence coverage, and letting that coverage lapse can suspend your license and block you from pulling permits.
Workers’ compensation is mandatory in nearly every state as soon as you hire employees. Premiums depend on your payroll and the risk classification of the work, so carpentry and masonry come in at different rates. The carrier will ask for your EIN and a detailed description of what your crews do to assign the right class code.
Many states also require a surety bond that guarantees you will follow licensing rules and your contractual obligations. The bonding company runs a credit check before issuing one, and the required amount varies by state and license type. If you also do design work or project management alongside the physical construction, consider professional liability (errors and omissions) coverage. General liability covers physical damage; professional liability covers financial losses from design mistakes or missed deadlines.
EPA Lead-Safe Certification for Pre-1978 Homes
Federal law requires every remodeling firm that disturbs painted surfaces in housing built before 1978, or in child-occupied facilities of that age, to hold EPA lead-safe certification under the Renovation, Repair, and Painting Rule.2US EPA. Renovation, Repair and Painting Program: Firm Certification This is not optional for pre-1978 work.3US EPA. What Does the Renovation, Repair, and Painting Rule Require The firm certification fee is $300 and the certification lasts five years; recertification is another $300.4US EPA. EPA Certification Program: Fees for Renovation Firms and Abatement Firms
Firm certification is only half of it. Individual renovators on your crew must either complete an EPA-accredited training course or work under the direct supervision of someone who has.2US EPA. Renovation, Repair and Painting Program: Firm Certification Sending an untrained worker to strip paint in a 1960s kitchen is where new firms get caught.
Keep records for three years after each renovation. That includes any report certifying lead-based paint is not present, proof that you handed occupants the required lead hazard pamphlet, and documentation that your crew followed the required work practices.5US EPA. What Records Will My Firm Be Required to Keep to Comply With the Renovation, Repair, and Painting Rule In enforcement actions the EPA has sought penalties ranging from around $1,600 for micro-businesses up to $37,500 per violation for repeat or serious offenders.6US EPA. Lead Renovation, Repair and Painting Rule
Set Up Your Federal Taxes
Your federal tax identity starts with an Employer Identification Number. File Form SS-4 with the IRS; the application asks for the legal entity name, the responsible party’s Social Security number, your expected number of employees in the next 12 months, and your reason for applying.7Internal Revenue Service. Instructions for Form SS-4 Apply online and the IRS issues the nine-digit number immediately, with the assignment notice available to view, print, and save at the end of the session.8Internal Revenue Service. About Form SS-4, Application for Employer Identification Number
By default, a single-member LLC is taxed as a sole proprietorship and a multi-member LLC as a partnership, with all income passing through to the owners’ personal returns. Once the business is consistently profitable, an S-Corporation election can reduce the self-employment tax hit. File Form 2553 no later than two months and 15 days after the start of the tax year you want it to take effect, or anytime in the prior year.9Internal Revenue Service. Instructions for Form 2553 For a calendar-year business wanting S-Corp status starting January 1, that means filing by March 15.
To qualify, your entity must be domestic, have no more than 100 shareholders, have only one class of stock, and have only individuals, estates, or certain trusts as shareholders. No nonresident alien shareholders are allowed.9Internal Revenue Service. Instructions for Form 2553 Under an S-Corp you pay yourself a reasonable salary subject to payroll taxes, and distributions above that salary are not subject to self-employment tax. If you miss the deadline, the IRS offers late-election relief if you file within three years and 75 days of the intended effective date.
Self-Employment Tax and Quarterly Payments
Unless you elect S-Corp treatment, every dollar of net profit is subject to self-employment tax at 15.3%, covering both halves of Social Security (12.4%) and Medicare (2.9%). The Social Security portion applies only to the first $184,500 of net earnings in 2026; Medicare has no cap.10Social Security Administration. Contribution and Benefit Base You can deduct the employer-equivalent half (7.65%) when calculating adjusted gross income.
Because no one is withholding on your behalf, the IRS requires quarterly estimated payments on Form 1040-ES if you expect to owe $1,000 or more at filing. You generally avoid underpayment penalties by paying at least 90% of the current year’s liability or 100% of last year’s, whichever is smaller.11Internal Revenue Service. Estimated Taxes Setting aside 25% to 30% of each payment you receive is a practical starting point until you have a full year of actual numbers.
State Tax Registration and a Business Bank Account
Most states require a separate registration for businesses that collect sales tax or provide taxable labor services. Remodeling contractors face an unusual wrinkle: some states treat you as the end user of materials you install, while others treat you as a reseller. Getting that wrong means either overcharging customers or underpaying the state, so check your state’s classification before your first invoice. If you plan to hire, most states also require a separate unemployment insurance registration once you cross a quarterly wage threshold.
Open a dedicated business bank account before you accept any payment. Banks typically want your filed Articles of Organization, the EIN confirmation letter, and government-issued ID for every authorized signer; some also want a resolution from the members or board authorizing the account. Keeping business and personal money separate is what preserves the limited liability protection you formed the entity for in the first place.12U.S. Small Business Administration. Open a Business Bank Account Commingling funds is one of the fastest ways a court can pierce the veil and hold you personally liable for business debts.
Classifying Workers and Reporting Subcontractors
Remodeling companies lean heavily on subcontractors, and misclassifying an employee as an independent contractor is one of the most expensive mistakes a new firm can make. The IRS weighs three categories of evidence: behavioral control (do you direct how the work is done), financial control (do you control how the worker is paid, whether expenses are reimbursed, and who provides tools), and the type of relationship (written contract, benefits, whether the work is a key part of your business).13Internal Revenue Service. Independent Contractor (Self-Employed) or Employee No single factor decides it.
If you pay a legitimate subcontractor $600 or more for services during the year, file Form 1099-NEC. The $600 threshold includes parts and materials the subcontractor provides, and both the copy to the subcontractor and the IRS filing are due by January 31 of the following year.14Internal Revenue Service. Instructions for Forms 1099-MISC and 1099-NEC Collect a completed W-9 from every subcontractor before you pay them. Chasing down tax ID numbers in January is a problem a simple intake process prevents.
Contracts, Cancellation Rights, and Lien Rights
A solid written contract is your primary legal protection on every job. At a minimum it should spell out the scope of work in specific terms, the total price, a payment schedule tied to project milestones, and a change-order process requiring written approval before any modification. Vague scope is the number one source of residential remodeling disputes. “Remodel kitchen” reads differently to the homeowner than it does to you; list the specific tasks, materials, and standards.
If you sell at the customer’s home, which includes most in-home estimates that end with a signed contract, federal law may require a three-business-day cancellation notice. The FTC’s Cooling-Off Rule applies to sales of $25 or more made at the buyer’s residence, and the seller must give written notice of the right to cancel. There is a narrow exception for visits the buyer initiated specifically to request repair or maintenance of personal property, but home improvement work on real property generally does not fall within it.15eCFR. 16 CFR Part 429 – Rule Concerning Cooling-Off Period for Sales Made at Home or Other Locations Many states add their own home improvement contract requirements on top of this.
Mechanic’s lien rights are your main tool for collecting unpaid invoices. A recorded lien attaches to the property itself and makes it very difficult for the owner to sell or refinance without settling the debt. Procedures, notice requirements, and deadlines vary significantly by state. Some require a preliminary notice before work begins; others impose tight deadlines after the last day of work. Missing a deadline by one day can eliminate the right to file. Recording fees are typically modest, usually under $150.
OSHA Basics for Construction Employers
Construction is heavily regulated under federal workplace safety law, and OSHA requirements apply to all construction employers regardless of company size. Every employer must report work-related fatalities within eight hours. If workers operate six feet or more above a lower level, fall protection is required. If they handle chemicals like adhesives, solvents, or stains, you need a written hazard communication program with safety data sheets and proper labeling.16Occupational Safety and Health Administration. Compliance Assistance Quick Start – Construction Industry
Firms with ten or fewer employees during the entire previous calendar year are exempt from routine OSHA recordkeeping, though they must still comply with all safety standards and report serious incidents.16Occupational Safety and Health Administration. Compliance Assistance Quick Start – Construction Industry Past ten employees, injury and illness logs are required. A single serious injury on a remodeling site can generate workers’ comp claims, project delays, and reputational damage that a young company cannot absorb, so build the safety habit early.