Texas Mold Remediation Contractor State Exam 2025/2026 Study
Guide
Section 1: Texas Regulations and Legal Requirements (TMARR)
1. What state agency is responsible for licensing and regulating mold remediation
professionals in Texas?
ANSWER ✓ The Texas Department of Licensing and Regulation (TDLR).
2. What is the primary rule set governing mold remediation in Texas?
ANSWER ✓ The Texas Mold Assessment and Remediation Rules (TMARR), found in 16
Texas Administrative Code, Chapter 78.
3. Who must be physically present at a remediation site when containment is
erected or dismantled?
ANSWER ✓ A licensed Mold Remediation Contractor (MRC) or a licensed Mold
Remediation Worker (MRW) under the direct supervision of the MRC.
4. Before beginning a remediation project, what must a remediation contractor
obtain from the mold assessment consultant?
ANSWER ✓ A Mold Remediation Protocol.
5. After completing a remediation project, what document must the remediation
contractor obtain from the mold assessment consultant to confirm the project is
complete?
ANSWER ✓ A Certificate of Mold Remediation Completion.
6. Is it legal for a single company to perform both the mold assessment and the
mold remediation on the same property?
ANSWER ✓ No, with very limited exceptions (e.g., a residential property with less than
10 contiguous interior square feet of mold). There must be a clear separation of duties
to avoid a conflict of interest.
, 7. How long must a remediation contractor maintain records related to a mold
remediation project?
ANSWER ✓ For a minimum of three years from the date the Certificate of Mold
Remediation Completion is issued.
8. What information must be included on a "Warning Sign" posted at a
remediation site?
ANSWER ✓ The sign must be at least 8.5 x 11 inches, have the word "WARNING" in
bold, and state: "Do not enter without proper respiratory protection," along with the
name and license number of the remediation company or contractor.
9. What is the minimum amount of liability insurance a licensed Mold Remediation
Contractor must carry?
ANSWER ✓ $1,000,000 per occurrence and $2,000,000 in the aggregate.
10. When must a remediation contractor notify TDLR of a change of address?
ANSWER ✓ Within 30 days of the change.
11. What is the consequence for a contractor who performs mold remediation
without a TDLR license?
ANSWER ✓ It is a violation of TMARR and can result in administrative penalties, fines,
and legal action.
12. Who is responsible for providing the required notifications to TDLR regarding
a mold remediation project?
ANSWER ✓ The licensed Mold Remediation Contractor.
13. When must the remediation contractor submit the "Notice of Mold
Remediation" to TDLR?
ANSWER ✓ No later than the third working day after the remediation project begins.
14. What is the purpose of the "Certificate of Mold Damage Remediation"?
ANSWER ✓ This is a legal document (often required by insurers) that is provided to the
client after the Certificate of Completion is issued. It verifies the mold damage was
remediated according to the protocol.
Guide
Section 1: Texas Regulations and Legal Requirements (TMARR)
1. What state agency is responsible for licensing and regulating mold remediation
professionals in Texas?
ANSWER ✓ The Texas Department of Licensing and Regulation (TDLR).
2. What is the primary rule set governing mold remediation in Texas?
ANSWER ✓ The Texas Mold Assessment and Remediation Rules (TMARR), found in 16
Texas Administrative Code, Chapter 78.
3. Who must be physically present at a remediation site when containment is
erected or dismantled?
ANSWER ✓ A licensed Mold Remediation Contractor (MRC) or a licensed Mold
Remediation Worker (MRW) under the direct supervision of the MRC.
4. Before beginning a remediation project, what must a remediation contractor
obtain from the mold assessment consultant?
ANSWER ✓ A Mold Remediation Protocol.
5. After completing a remediation project, what document must the remediation
contractor obtain from the mold assessment consultant to confirm the project is
complete?
ANSWER ✓ A Certificate of Mold Remediation Completion.
6. Is it legal for a single company to perform both the mold assessment and the
mold remediation on the same property?
ANSWER ✓ No, with very limited exceptions (e.g., a residential property with less than
10 contiguous interior square feet of mold). There must be a clear separation of duties
to avoid a conflict of interest.
, 7. How long must a remediation contractor maintain records related to a mold
remediation project?
ANSWER ✓ For a minimum of three years from the date the Certificate of Mold
Remediation Completion is issued.
8. What information must be included on a "Warning Sign" posted at a
remediation site?
ANSWER ✓ The sign must be at least 8.5 x 11 inches, have the word "WARNING" in
bold, and state: "Do not enter without proper respiratory protection," along with the
name and license number of the remediation company or contractor.
9. What is the minimum amount of liability insurance a licensed Mold Remediation
Contractor must carry?
ANSWER ✓ $1,000,000 per occurrence and $2,000,000 in the aggregate.
10. When must a remediation contractor notify TDLR of a change of address?
ANSWER ✓ Within 30 days of the change.
11. What is the consequence for a contractor who performs mold remediation
without a TDLR license?
ANSWER ✓ It is a violation of TMARR and can result in administrative penalties, fines,
and legal action.
12. Who is responsible for providing the required notifications to TDLR regarding
a mold remediation project?
ANSWER ✓ The licensed Mold Remediation Contractor.
13. When must the remediation contractor submit the "Notice of Mold
Remediation" to TDLR?
ANSWER ✓ No later than the third working day after the remediation project begins.
14. What is the purpose of the "Certificate of Mold Damage Remediation"?
ANSWER ✓ This is a legal document (often required by insurers) that is provided to the
client after the Certificate of Completion is issued. It verifies the mold damage was
remediated according to the protocol.
