Colorado Mold Assessment Technician
Certification Practice Examination 100
Questions with Correct Answers Plus
Explanation 2026/27 Instant Pdf Download
Section 1: Regulatory Knowledge (Questions 1-15)
1. Under Colorado law (C.R.S. § 38-12-505), a residential premises is
deemed uninhabitable if there is mold associated with dampness
that could materially interfere with the health or safety of the
tenant. What is the exception to this rule?
a) Any visible mold in a bathroom
b) Mold that is minor and found on surfaces that accumulate moisture as
part of their proper functioning and intended use
c) Mold that is only present in the basement
d) Mold that appears after a flood
Correct Answer: b) Mold that is minor and found on surfaces that
accumulate moisture as part of their proper functioning and
intended use
Explanation: The statute explicitly excludes minor mold that is
found on surfaces that can accumulate moisture as part of their
proper functioning and intended use .
2. What is the name of the 2025 Colorado legislation that
establishes a registration system for mold assessment and
remediation professionals?
a) The Colorado Clean Air Act
b) The Mold Awareness and Registration Act (HB25-1202)
,c) The Indoor Environmental Quality Act
d) The Toxic Mold Prevention Act
Correct Answer: b) The Mold Awareness and Registration Act
(HB25-1202)
Explanation: HB25-1202, the "Mold Awareness and Registration
Act," establishes a public awareness campaign and a registration
system for professionals providing mold assessment or remediation
services .
3. Which Colorado state agency is responsible for implementing the
public awareness campaign under the Mold Awareness and
Registration Act?
a) Colorado Department of Regulatory Agencies (DORA)
b) Colorado Department of Public Health and Environment (CDPHE)
c) Colorado Division of Insurance
d) Colorado Department of Labor and Employment
Correct Answer: b) Colorado Department of Public Health and
Environment (CDPHE)
Explanation: The bill requires the CDPHE to establish a public
awareness campaign to help the public understand the health
dangers of mold and the importance of removal .
4. Under the Mold Awareness and Registration Act, who is required
to register with the state?
a) All property owners
b) All HVAC technicians
c) Persons providing mold remediation or assessment services
d) All landlords
,Correct Answer: c) Persons providing mold remediation or
assessment services
Explanation: The bill requires the executive director of CDPHE to
issue a registration to a person that provides mold remediation or
assessment services in the state .
5. What must a person provide to obtain a registration under the
Mold Awareness and Registration Act?
a) A high school diploma
b) Evidence of an active third-party remediation or assessment
certification and evidence of financial responsibility
c) A business license from their local municipality
d) A letter of recommendation
Correct Answer: b) Evidence of an active third-party remediation or
assessment certification and evidence of financial responsibility
Explanation: Applicants must apply for registration and provide
evidence of an active third-party certification, as well as proof of
financial responsibility .
6. According to the Colorado Mold Awareness and Registration Act,
what standard must mold remediation work in the state follow, at a
minimum?
a) EPA's Mold Remediation in Schools and Commercial Buildings
b) IICRC's S520 Standard
c) OSHA's General Industry Standards
d) ASHRAE Standard 62.1
Correct Answer: b) IICRC's S520 Standard
Explanation: The act requires all mold remediation work to be
performed to the IICRC’s S520 standard, at a minimum .
, 7. Under Colorado's habitability law (C.R.S. § 38-12-505), which of
the following is a condition that can render a premises
uninhabitable?
a) The presence of a musty odor with no visible mold
b) Mold associated with dampness that materially interferes with health
or safety
c) A single water stain on the ceiling
d) The use of non-EPA approved cleaning products
Correct Answer: b) Mold associated with dampness that materially
interferes with health or safety
Explanation: The law deems a premises uninhabitable if there is
mold associated with dampness, or any other condition causing
dampness, that would materially interfere with the health or safety
of the tenant .
8. Which of the following is a requirement under the Mold
Awareness and Registration Act regarding real estate transactions?
a) Sellers must provide a mold-free guarantee
b) Contracts to sell residential real property must contain a warning
statement about the health dangers of mold
c) Buyers must pay for a mold inspection
d) Sellers must remediate any mold before listing the property
Correct Answer: b) Contracts to sell residential real property must
contain a warning statement about the health dangers of mold
Explanation: Section 2 of the bill requires a contract to sell
residential real property to contain a warning statement about the
health dangers of mold .
Certification Practice Examination 100
Questions with Correct Answers Plus
Explanation 2026/27 Instant Pdf Download
Section 1: Regulatory Knowledge (Questions 1-15)
1. Under Colorado law (C.R.S. § 38-12-505), a residential premises is
deemed uninhabitable if there is mold associated with dampness
that could materially interfere with the health or safety of the
tenant. What is the exception to this rule?
a) Any visible mold in a bathroom
b) Mold that is minor and found on surfaces that accumulate moisture as
part of their proper functioning and intended use
c) Mold that is only present in the basement
d) Mold that appears after a flood
Correct Answer: b) Mold that is minor and found on surfaces that
accumulate moisture as part of their proper functioning and
intended use
Explanation: The statute explicitly excludes minor mold that is
found on surfaces that can accumulate moisture as part of their
proper functioning and intended use .
2. What is the name of the 2025 Colorado legislation that
establishes a registration system for mold assessment and
remediation professionals?
a) The Colorado Clean Air Act
b) The Mold Awareness and Registration Act (HB25-1202)
,c) The Indoor Environmental Quality Act
d) The Toxic Mold Prevention Act
Correct Answer: b) The Mold Awareness and Registration Act
(HB25-1202)
Explanation: HB25-1202, the "Mold Awareness and Registration
Act," establishes a public awareness campaign and a registration
system for professionals providing mold assessment or remediation
services .
3. Which Colorado state agency is responsible for implementing the
public awareness campaign under the Mold Awareness and
Registration Act?
a) Colorado Department of Regulatory Agencies (DORA)
b) Colorado Department of Public Health and Environment (CDPHE)
c) Colorado Division of Insurance
d) Colorado Department of Labor and Employment
Correct Answer: b) Colorado Department of Public Health and
Environment (CDPHE)
Explanation: The bill requires the CDPHE to establish a public
awareness campaign to help the public understand the health
dangers of mold and the importance of removal .
4. Under the Mold Awareness and Registration Act, who is required
to register with the state?
a) All property owners
b) All HVAC technicians
c) Persons providing mold remediation or assessment services
d) All landlords
,Correct Answer: c) Persons providing mold remediation or
assessment services
Explanation: The bill requires the executive director of CDPHE to
issue a registration to a person that provides mold remediation or
assessment services in the state .
5. What must a person provide to obtain a registration under the
Mold Awareness and Registration Act?
a) A high school diploma
b) Evidence of an active third-party remediation or assessment
certification and evidence of financial responsibility
c) A business license from their local municipality
d) A letter of recommendation
Correct Answer: b) Evidence of an active third-party remediation or
assessment certification and evidence of financial responsibility
Explanation: Applicants must apply for registration and provide
evidence of an active third-party certification, as well as proof of
financial responsibility .
6. According to the Colorado Mold Awareness and Registration Act,
what standard must mold remediation work in the state follow, at a
minimum?
a) EPA's Mold Remediation in Schools and Commercial Buildings
b) IICRC's S520 Standard
c) OSHA's General Industry Standards
d) ASHRAE Standard 62.1
Correct Answer: b) IICRC's S520 Standard
Explanation: The act requires all mold remediation work to be
performed to the IICRC’s S520 standard, at a minimum .
, 7. Under Colorado's habitability law (C.R.S. § 38-12-505), which of
the following is a condition that can render a premises
uninhabitable?
a) The presence of a musty odor with no visible mold
b) Mold associated with dampness that materially interferes with health
or safety
c) A single water stain on the ceiling
d) The use of non-EPA approved cleaning products
Correct Answer: b) Mold associated with dampness that materially
interferes with health or safety
Explanation: The law deems a premises uninhabitable if there is
mold associated with dampness, or any other condition causing
dampness, that would materially interfere with the health or safety
of the tenant .
8. Which of the following is a requirement under the Mold
Awareness and Registration Act regarding real estate transactions?
a) Sellers must provide a mold-free guarantee
b) Contracts to sell residential real property must contain a warning
statement about the health dangers of mold
c) Buyers must pay for a mold inspection
d) Sellers must remediate any mold before listing the property
Correct Answer: b) Contracts to sell residential real property must
contain a warning statement about the health dangers of mold
Explanation: Section 2 of the bill requires a contract to sell
residential real property to contain a warning statement about the
health dangers of mold .
