CONTRACTOR INFORMATION

Interested in a license to become a Texas Mold Assessment Technician, Mold Assessment Consultant, Mold Remediation Contractor or Mold Worker?

Mold assessment and remediation in Texas are regulated by the Texas Department of Licensing and Regulation (TDLR) under the Texas Occupations Code, Chapter 1958 – Mold Assessors and Remediators, and the Texas Administrative Code, Title 16, Chapter 78 – Mold Assessors and Remediators Administrative Rules.

These laws and rules establish licensing requirements, minimum performance standards, documentation procedures, and penalties designed to protect property owners and professionalize the mold industry.

In Texas, unless specifically exempt under the statute:

All individuals and companies performing mold assessment or mold remediation must be licensed or registered with TDLR.
This includes mold assessment consultants, mold assessment technicians, mold remediation contractors, mold remediation companies, mold remediation workers (registered), and licensed laboratories performing mold analysis.

Key Roles Defined:

Mold Assessors – Licensed professionals who inspect, test, analyze, and prepare remediation protocols.
Mold Remediators – Licensed contractors and workers who correct mold problems and perform remediation activities.

To perform either role legally in Texas, a current TDLR license or registration is required.

License Title	Responsibilities	Training Course Required	State Exam Required?
Mold Assessment Technician (MAT)	Assists a MAC, collects samples, records observations, performs limited assessment tasks - always under MAC supervision.	24 hours (lectures, demonstrations, audio-visuals, hands-on training, course review, 50-question exam).	Yes
Mold Assessment Consultant (MAC)	Performs and oversees all mold assessment activities, prepares protocols, determines clearance, supervises MATs	40 hours (lectures, demonstrations, audio-visuals, hands-on training, course review, 100-question exam).	Yes
*Mold Remediation Worker (registered, not licensed)*	Performs remediation tasks under the supervision of a licensed Mold Remediation Contractor (MRC).	4 hours (lectures, demonstrations, audio-visuals, hands-on training).	No (registration only)
Mold Remediation Contractor (MRC)	Directs remediation projects, supervises workers, ensures compliance with protocols and regulations.	40 hours (lectures, demonstrations, audio-visuals, hands-on training, course review, 100-question exam).	Yes
Mold Remediation Company	Business entity licensed by TDLR to employ Mold Remediation Contractors and Workers.	N/A	No

All applicants for a Texas mold license or registration must meet be at least 18 years of age at the time of application.
(16 TAC §78.30 and related licensing provisions)

Select the license below to view the education and work experience requirements for gaining a license through the Texas Department of Licensing and Regulation.

Mold Assessment Technician (MAT)
Mold Assessment Consultant (MAC)
Mold Remediation Worker(Registered, not licensed)
Mold Remediation Contractor (MRC)

STEP 1

A high school diploma or GED is required. (16 TAC §78.24(b)(1)).

STEP 2

Must complete a 24-hour MAT initial training course from a TDLR-accredited training provider. (16 TAC §78.24(b)(2)).

STEP 3

Must pass the state licensing exam with ≥70%.
Must attempt the exam within 6 months of completing training.
Only 3 attempts allowed before retaking the training course. (16 TAC §78.24(b)(3))

STEP 4

The application must be submitted within 6 months of passing the exam.
Application requires proof of education, training certificate, exam results, and fees. (16 TAC §78.24(b)(4))

STEP 1

Applicants must qualify under one of the following pathways:
- Bachelor’s Degree: Major in natural/physical science, engineering, architecture, building construction, or building sciences + at least 1 year of experience in an allied field.
- College Coursework: At least 60 credit hours (grade C or better) in natural, physical, environmental, or building sciences (or a related field) + at least 3 years of experience in an allied field.
- High School Diploma / GED: + at least 5 years of experience in an allied field.
- Professional Certification: Current certification or licensure as an industrial hygienist, professional engineer, registered sanitarian, certified safety professional, or registered architect + at least 1 year of experience in an allied field.

STEP 2

Successfully complete a 40-hour Mold Assessment Consultant (MAC) course from a TDLR-accredited training provider and receive a course-completion certificate.

STEP 3

Pass the Texas MAC licensing exam with a minimum score of 70%.
- Must attempt the exam within 6 months of completing training.
- A maximum of 3 attempts is allowed before retaking the training course.

STEP 4

Submit a completed MAC license application to TDLR within 6 months of passing the exam. The application must include all required documentation (education/experience proof, course certificate, exam results) and applicable fees.

STEP 1

Successfully complete a minimum 4-hour Mold Remediation Worker (MRW) training course provided by a TDLR-accredited training provider or by the licensed Mold Remediation Contractor (MRC) or company employing the worker. A course-completion certificate must be issued.

STEP 2

Submit a completed MRW registration application to the Texas Department of Licensing and Regulation (TDLR) within 10 calendar days of completing training, along with the required documentation and fees.

STEP 1

Applicants must qualify under one of the following pathways:
- Bachelor’s Degree: Major in natural or physical science, engineering, architecture, building construction, or building sciences + at least 1 year of experience in an allied field or as a general contractor in building construction.
- College Coursework: At least 60 credit hours (grade C or better) in natural, physical, environmental, or building sciences (or a related field) + at least 3 years of experience in an allied field or as a general contractor in building construction.
- High School Diploma / GED: + at least 5 years of experience in an allied field or as a general contractor in building construction.
- Professional Certification: Current certification or licensure as an industrial hygienist, professional engineer, registered sanitarian, certified safety professional, or registered architect + at least 1 year of experience in an allied field or as a general contractor in building construction.

STEP 2

Successfully complete a 40-hour Mold Remediation Contractor (MRC) course from a TDLR-accredited training provider and receive a course-completion certificate.
STEP 3

Pass the Texas MRC licensing exam with a minimum score of 70%.
- Must attempt the exam within 6 months of completing training.
- A maximum of 3 attempts is allowed before retaking the training course.

STEP 4

Submit a completed MRC license application to the Texas Department of Licensing and Regulation (TDLR) within 6 months of passing the exam. The application must include all required documentation (education, experience verification, training certificate, exam results) and fees.