Page 1 of 26
Texas Mold Remediation License Exam 2025: 135
Solved Questions & Answers (TDLR, TMARR, EPA
Guidelines, Containment)
TDLR ......ANSWER........Texas Department of Licensing and
Regulation
Project records retention period ......ANSWER........3 years
Contiguous square feet requiring licensed contractor
......ANSWER........25 square feet
Certificate of Mold Damage Remediation (CMDR)
......ANSWER........Verifies that a remediation project has met
clearance criteria.
Key elements of a remediation work plan
......ANSWER........Remediation methods, containment strategy,
schedule, and documentation procedures.
Texas Mold Assessment and Remediation Rules (TMARR)
......ANSWER........The set of rules under which mold remediation
contractors in Texas are regulated.
Critical first step in mold remediation ......ANSWER........Identify
and correct the source of moisture.
Licensees required to maintain a physical office in Texas
......ANSWER........Mold assessment technicians, assessment
consultants, remediation contractors, remediation companies, and
mold analysis laboratories.
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Minimum commercial general liability insurance required
......ANSWER........$1,000,000 per occurrence.
Allowed exam attempts for mold remediation contractor
applicant ......ANSWER........3 attempts (one initial plus two
retakes).
Timeframe to take the state exam after training
......ANSWER........6 months.
Minimum training hours required for the mold remediation
contractor course ......ANSWER........40 hours.
Requirement after failing all three exam attempts
......ANSWER........Retake the approved training course.
Administering body of the state licensing exam
......ANSWER........TDLR's designated exam vendor (typically PSI).
Minimum passing score on the state exam ......ANSWER........70%
correct.
Publication detailing exam format and licensing requirements
......ANSWER........The Candidate Information Bulletin.
Completion of training ......ANSWER........A requirement for
licensure along with a criminal background check, meeting
education/experience requirements, and proof of insurance.
Criminal background check ......ANSWER........A requirement for
licensure along with completion of training, meeting
education/experience requirements, and proof of insurance.
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Education/experience requirements ......ANSWER........A
requirement for licensure along with completion of training, a
criminal background check, and proof of insurance.
Proof of insurance ......ANSWER........A requirement for licensure
along with completion of training, a criminal background check,
and meeting education/experience requirements.
Mold remediation workers licensing in Texas
......ANSWER........No; they are registered rather than licensed.
Conflict of interest in mold assessment and remediation
......ANSWER........Prohibited to prevent conflicts of interest.
TDLR ......ANSWER........Part of the executive branch of Texas
state government.
Toxic black mold ......ANSWER........Commonly referred to as
Stachybotrys chartarum.
Primary factor promoting indoor mold growth
......ANSWER........Moisture and high humidity.
Health effects of mold exposure ......ANSWER........Respiratory
issues, allergic reactions, and skin irritation (all of the above).
Size of mold spores ......ANSWER........Microscopic.
Indoor relative humidity level to minimize mold growth
......ANSWER........Below 50%.
Texas Mold Remediation License Exam 2025: 135
Solved Questions & Answers (TDLR, TMARR, EPA
Guidelines, Containment)
TDLR ......ANSWER........Texas Department of Licensing and
Regulation
Project records retention period ......ANSWER........3 years
Contiguous square feet requiring licensed contractor
......ANSWER........25 square feet
Certificate of Mold Damage Remediation (CMDR)
......ANSWER........Verifies that a remediation project has met
clearance criteria.
Key elements of a remediation work plan
......ANSWER........Remediation methods, containment strategy,
schedule, and documentation procedures.
Texas Mold Assessment and Remediation Rules (TMARR)
......ANSWER........The set of rules under which mold remediation
contractors in Texas are regulated.
Critical first step in mold remediation ......ANSWER........Identify
and correct the source of moisture.
Licensees required to maintain a physical office in Texas
......ANSWER........Mold assessment technicians, assessment
consultants, remediation contractors, remediation companies, and
mold analysis laboratories.
,Page 2 of 26
Minimum commercial general liability insurance required
......ANSWER........$1,000,000 per occurrence.
Allowed exam attempts for mold remediation contractor
applicant ......ANSWER........3 attempts (one initial plus two
retakes).
Timeframe to take the state exam after training
......ANSWER........6 months.
Minimum training hours required for the mold remediation
contractor course ......ANSWER........40 hours.
Requirement after failing all three exam attempts
......ANSWER........Retake the approved training course.
Administering body of the state licensing exam
......ANSWER........TDLR's designated exam vendor (typically PSI).
Minimum passing score on the state exam ......ANSWER........70%
correct.
Publication detailing exam format and licensing requirements
......ANSWER........The Candidate Information Bulletin.
Completion of training ......ANSWER........A requirement for
licensure along with a criminal background check, meeting
education/experience requirements, and proof of insurance.
Criminal background check ......ANSWER........A requirement for
licensure along with completion of training, meeting
education/experience requirements, and proof of insurance.
, Page 3 of 26
Education/experience requirements ......ANSWER........A
requirement for licensure along with completion of training, a
criminal background check, and proof of insurance.
Proof of insurance ......ANSWER........A requirement for licensure
along with completion of training, a criminal background check,
and meeting education/experience requirements.
Mold remediation workers licensing in Texas
......ANSWER........No; they are registered rather than licensed.
Conflict of interest in mold assessment and remediation
......ANSWER........Prohibited to prevent conflicts of interest.
TDLR ......ANSWER........Part of the executive branch of Texas
state government.
Toxic black mold ......ANSWER........Commonly referred to as
Stachybotrys chartarum.
Primary factor promoting indoor mold growth
......ANSWER........Moisture and high humidity.
Health effects of mold exposure ......ANSWER........Respiratory
issues, allergic reactions, and skin irritation (all of the above).
Size of mold spores ......ANSWER........Microscopic.
Indoor relative humidity level to minimize mold growth
......ANSWER........Below 50%.
