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Plumbing company License Requirements in Garland, TX

Last reviewed: September 2026

Quick Answer

Garland plumbing companies must obtain a Master Plumber License from the Texas Department of Licensing and Regulation (TDLR) and a local plumbing permit from the City of Garland. The state license requires 4 years of documented plumbing experience and passage of the TDLR Master Plumber exam. Garland also requires a city business license and trade license from the City of Garland Planning and Development Services Department.

Key Facts

  • Texas requires plumbers to hold a license issued by the Texas Department of Licensing and Regulation (TDLR).
  • Garland plumbing companies need a city business license and plumbing permit from the City of Garland.
  • Master plumbers in Texas must pass an exam and have 4 years of documented experience.
  • Operating without a Texas plumber license is a criminal offense with fines up to $500.
  • Renewal is required every 2 years with continuing education hours.

State Licence Requirements

Licence name

Master Plumber License (Texas)

Issued by

Texas Department of Licensing and Regulation (TDLR)

Cost

$125-$175

Processing time

4-6 weeks after exam passage

How to apply

To obtain a Texas Master Plumber License, begin by creating an account on the TDLR online portal at https://www.tdlr.texas.gov. Verify you meet the 4 years of documented plumbing experience requirement under Texas Occupations Code § 4701.251—this must be verified by your employer or supervisor. Submit Form 10-108 (Application for Plumber License) with proof of work experience, including detailed documentation of the types of plumbing work performed, dates of employment, and supervisor verification.

Schedule your Master Plumber exam through Pearson VUE testing centers in the Garland area. The exam costs approximately $115-$150 and tests knowledge of the Texas Plumbing Code, safety standards, and plumbing regulations. Pass the exam with a score of 70% or higher. Submit your exam results along with completed application forms to TDLR within 60 days.

Once TDLR approves your application, pay the license fee of $125-$175 and receive your Master Plumber License. This license is valid for 2 years and authorizes you to work as a plumber in Texas. Allow 2-4 weeks for processing after submitting a complete application. Visit the TDLR website at https://www.tdlr.texas.gov for current application forms and testing information (Texas Occupations Code § 4701.251).

Federal Requirements

Plumbing companies must obtain a federal Employer Identification Number (EIN) from the Internal Revenue Service under 26 U.S.C. § 6109, even as a sole proprietor with employees. The Occupational Safety and Health Administration (OSHA) under 29 U.S.C. § 651 applies mandatory workplace safety standards for employees working in plumbing installation and repair, including hazard communication, fall protection, and electrical safety requirements.

The Environmental Protection Agency (EPA) regulates backflow prevention devices and cross-connection control under the Safe Drinking Water Act (42 U.S.C. § 300j-14), requiring compliance when installing water service systems. Lead-based paint disclosure requirements under 42 U.S.C. § 4852d apply if your company performs plumbing work in properties built before 1978. The Americans with Disabilities Act (ADA) under 42 U.S.C. § 12101 requires compliance with accessibility standards when modifying commercial plumbing fixtures or facilities.

Plumbing companies employing workers must comply with the Fair Labor Standards Act (29 U.S.C. § 201) for wage and hour requirements, and file employment tax returns with the IRS. Worker's compensation insurance is federally required in Texas under state law, not federal statute, but affects federal tax deductions. State-licensed plumbers operating in multiple states should verify reciprocity agreements, though Texas does not have formal reciprocity agreements with other states.

Local & County Requirements

Garland plumbing companies must obtain a City of Garland Business License and Trade License from the Planning and Development Services Department. The business license costs approximately $75-$125 annually and requires proof of your Texas Master Plumber License. A plumbing trade license ($100-$150) must be displayed at your place of business.

A plumbing permit is required for each plumbing project under Garland City Code Chapter 25. Permit costs vary based on project scope: residential permits range from $75-$250, commercial projects $150-$500. Each permit application requires site plans, scope of work descriptions, and proof of liability insurance (minimum $300,000 coverage).

Inspections are mandatory at rough-in, final, and backflow prevention installation stages under Garland municipal code. The City of Garland requires inspections to be scheduled 48 hours in advance through the Planning Department online system. Zoning compliance must be verified for service shops or plumbing offices. Fire safety permits are needed if your shop stores hazardous materials. Sign permits are required if signage exceeds municipal standards. All permits must be obtained before work begins on any project within Garland city limits.

Total Cost Breakdown

First-year startup costs for a Garland plumbing company begin with your Texas Master Plumber License at $125-$175. The TDLR exam costs $115-$150. Your Garland City Business License is $75-$125, and the Trade License is $100-$150. A typical first plumbing permit costs $150-$250.

You must obtain liability insurance with minimum coverage of $300,000, costing $1,200-$2,500 annually depending on your coverage limits and claims history. A bonding requirement may apply based on your service area; contractor bonds typically cost $500-$1,500 per year. Vehicle insurance for company vehicles is required and costs $1,500-$3,000 annually.

Tools and equipment startup costs are separate but substantial: basic hand tools $1,000-$2,000, diagnostic equipment $500-$1,500, truck storage and organization $300-$800, and safety equipment $200-$500. First-year total for licenses, permits, and insurance ranges from $4,800-$9,500. Ongoing annual costs (renewal licenses, insurance, permits for multiple jobs) typically run $3,500-$6,000. If operating as an LLC, business formation costs are $300-$500. Most new Garland plumbing companies budget $5,000-$10,000 for their first operational year including licensing, permits, insurance, and basic equipment.

Licence Renewal

Texas Master Plumber Licenses expire every 2 years on the license holder's birth month. Renewal must be completed by the last day of your birth month to avoid late fees and license suspension. You must complete 4 continuing education hours during each 2-year renewal cycle, with at least 2 hours in health and safety topics per Texas Occupations Code § 4701.252.

Continuing education must be completed through TDLR-approved providers before renewal submission. Renewal fees are $125-$175 and are paid directly to TDLR through their online portal at https://www.tdlr.texas.gov. Online renewal is available 60 days before your license expiration date. If you miss the renewal deadline, you may face a penalty of 50% of the renewal fee and temporary license suspension until renewal is complete.

Garland city trade licenses renew annually on a different schedule (typically based on your business license anniversary date). Annual renewal costs $100-$150 and requires updated proof of your current state Master Plumber License. Late renewal results in a 10% penalty fee and potential suspension of your right to pull permits within Garland. Both state and local renewals can be completed online, though physical copies must be maintained at your place of business.

Penalties for Operating Without a Licence

Operating a plumbing business without a Texas Master Plumber License is a crime under Texas Occupations Code § 4701.309. Penalties include a fine of up to $500 per violation for each day of unlicensed operation, plus criminal prosecution. A second offense within 10 years increases fines to $1,000 per day and may result in jail time up to 6 months.

The City of Garland enforces local plumbing ordinances and can issue citations of $200-$500 for performing plumbing work without a valid city trade license or permit. Building and Safety Code violations (working without required inspections) result in fines of $250-$1,000 per violation under Garland City Code Chapter 25. The city may issue cease-and-desist orders requiring all work to stop immediately and may revoke your city business license entirely.

Violations are discovered through customer complaints, permit audits, and routine inspections by City of Garland Building Inspectors. Homeowners and businesses can file complaints alleging unlicensed plumbing work, triggering TDLR investigations. Operating without a license voids any liability insurance coverage, leaving you personally liable for property damage, injuries, or code violations. Insurance companies may deny claims if the work was performed by unlicensed personnel. Customers harmed by unlicensed work can sue for damages under Texas law, and the lack of a license strengthens their case. Professional reputation damage is severe and often irreversible in the plumbing industry, making future employment or licensing difficult.

Explore insurance options specifically designed for licensed plumbing contractors in Texas.

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Frequently Asked Questions

How long does it take to become a licensed plumber in Garland and start a company?

Becoming a licensed plumber in Texas requires 4 years of documented plumbing experience as an apprentice or journeyman before you can sit for the Master Plumber exam. Once you have your 4 years documented, the licensing process itself takes 4-6 weeks from application to receiving your license. Adding the time to obtain your Garland city business license and first trade license typically adds another 1-2 weeks. If you are already working in plumbing, you can likely apply within months, but if you are starting completely new to the field, plan for approximately 4-5 years before you can legally operate your own plumbing company in Garland. The actual state exam can be scheduled within weeks of your application submission.

Can I start a plumbing company in Garland with just a journeyman plumber license instead of a master plumber license?

No. Under Texas Occupations Code § 4701.251, only a Master Plumber License allows you to operate your own plumbing business or supervise other plumbers. A Journeyman Plumber License allows you to perform plumbing work under a Master Plumber's supervision but does not authorize you to own a company, sign permits, or be responsible for inspections. If you hold only a Journeyman license, you must work for another licensed Master Plumber. You can upgrade to a Master Plumber License once you have 4 years of documented work experience, which the Journeyman years can count toward. After you meet the experience requirement, you apply for the Master Plumber exam through TDLR and must pass at 70% or higher.

What specific documents do I need to prove my 4 years of plumbing experience for the Texas license exam?

You must provide detailed work experience verification forms signed by your employer or supervisor, documenting the types of plumbing work performed (installation, repair, maintenance), specific tasks, and dates of employment under Texas Occupations Code § 4701.251. TDLR requires a completed verification letter on company letterhead from each employer, stating your job title, dates employed, and types of work performed. Acceptable documents include W-2 forms or tax returns showing self-employment income as a plumber, union records if you completed an apprenticeship, or letters from three professional references who directly supervised your work. The experience must involve hands-on plumbing work—administrative or sales positions do not count. You must have at least 8,000 hours of documented plumbing work (approximately 4 full-time years). TDLR may contact your previous employers to verify claims, so all documentation must be accurate and verifiable.

What local permits does Garland require before I can start a plumbing job?

Before beginning any plumbing work in Garland, you must obtain a plumbing permit from the City of Garland Planning and Development Services Department under Garland City Code Chapter 25. The permit application requires detailed plans or scope of work describing exactly what plumbing services will be performed, site location, and proof of your current Master Plumber License. You must submit proof of liability insurance with minimum $300,000 coverage. The permit cost depends on project scope: residential plumbing permits average $75-$250, commercial projects $150-$500. Once issued, the permit must be posted visibly at the job site. You must schedule inspections at rough-in (before walls are closed), final inspection (after all work is complete), and backflow prevention installation inspection. All inspections must be scheduled 48 hours in advance through the city's online permit system. Beginning work without a permit results in fines of $250-$1,000 and mandatory work stoppage.

Do I need separate plumbing licenses or permits if I operate in other Texas cities besides Garland?

Your Texas Master Plumber License from TDLR is valid statewide and allows you to work anywhere in Texas, including Dallas, Arlington, and other surrounding cities. However, each city where you operate requires its own local business license and trade license. For example, if you service customers in both Garland and Dallas, you need Garland's city trade license and Dallas's city plumber or trade license. Each city also requires plumbing permits for individual projects within that city's jurisdiction. Texas does not have reciprocity agreements with other states, meaning your Texas Master Plumber License is only valid in Texas. If you expand to operate in Oklahoma or another state, you must obtain a separate plumber license in that state and meet its specific experience and exam requirements. Always verify local requirements before beginning work in any new city or county to ensure you hold required permits and licenses.

What happens if I perform plumbing work in Garland before getting my Texas and local licenses?

Operating without a Texas Master Plumber License violates Texas Occupations Code § 4701.309 and is a criminal offense. You face fines up to $500 per day of unlicensed operation, and a second offense within 10 years increases fines to $1,000 per day and potential jail time up to 6 months. Performing work without a Garland city trade license and permit violates local ordinances and results in city fines of $250-$1,000 per violation under Garland City Code Chapter 25. The city can issue a cease-and-desist order requiring all work to stop immediately, and may pursue revocation of your city business license. Any liability insurance you have will not cover unlicensed work—you are personally liable for all damages, injuries, or code violations. Customers can sue you civilly and demand refunds or damages. Your unlicensed work status will be discovered during building inspections, through customer complaints to TDLR or the city, or during permit audits. Criminal convictions for unlicensed plumbing work will disqualify you from obtaining a plumber license in the future.

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Sources & References

  • Texas Occupations Code § 4701.002Defines plumber license types and requirements
  • Texas Occupations Code § 4701.251Establishes Master Plumber experience requirements
  • Texas Occupations Code § 4701.309Specifies penalties for unlicensed plumbing work
  • Garland City Code Chapter 25Requires plumbing permits and inspections

Licence requirements change. Verify current requirements with the issuing agency before applying.

Editorial standards: This guide is reviewed against primary government sources and cites 4 statutes. Last reviewed September 2026. Scheduled for re-verification by September 2027.

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