FLORIDA AIR CONDITIONING, REFRIGERATION, AND HEATING (HVAC)
CONTRACTOR TRADE KNOWLEDGE LICENSING EXAMINATION COMPLETE
PRACTICE TEST BANK QUESTIONS AND ANSWERS | COMPREHENSIVE STUDY
GUIDE | UPDATED 2026/2027
Examiner/Administrator: Florida Department of Business and Professional
Regulation (DBPR) – Construction Industry Licensing Board (CILB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
FLORIDA AIR CONDITIONING, REFRIGERATION, AND HEATING (HVAC)
CONTRACTOR TRADE KNOWLEDGE LICENSING EXAMINATION
2026/2027 EDITION
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
COMPLETE PRACTICE EXAM
120 MULTIPLE-CHOICE QUESTIONS
PASSING SCORE: 70%
TESTING TIME: 300 MINUTES
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
TABLE OF CONTENTS
1. Florida Laws, Rules & Licensing Requirements
2. Safety Standards & OSHA Compliance
3. HVAC Fundamentals & Refrigeration Principles
4. Heating Equipment & Combustion Systems
5. Air Distribution, Ventilation & Duct Design
6. Electrical Theory, Controls & Motors
7. Load Calculations & Equipment Sizing
8. Installation, Service & Troubleshooting
9. Mechanical Codes, Energy Conservation & Building Standards
10. Estimating, Project Management & Professional Practice
,FLORIDA DEPARTMENT OF BUSINESS AND PROFESSIONAL REGULATION ||
CONSTRUCTION INDUSTRY LICENSING BOARD || ALIGNED WITH CURRENT FLORIDA
LICENSING BLUEPRINTS || HVAC TRADE KNOWLEDGE EXAMINATION ||
PROFESSIONAL STUDY GUIDE || EDUCATIONAL PRACTICE QUESTIONS WITH
VERIFIED SOLUTIONS || COMPREHENSIVE LICENSING PREPARATION || FOR
PROFESSIONAL EXAMINATION USE
Florida Laws, Rules & Licensing Requirements (Questions 1–6)
QUESTION 1.
A licensed Florida HVAC contractor plans to expand operations into another county.
Before beginning work, which action best demonstrates compliance with Florida
licensing requirements?
A. Obtain a new state HVAC license for every county.
B. Verify any required local business tax registration and comply with applicable local
permitting requirements while maintaining the active state license.
C. Apply for a federal contractor registration.
D. Register only with the local utility company.
Correct Answer: B. Verify any required local business tax registration and comply
with applicable local permitting requirements while maintaining the active state
license.
Explanation: Florida contractor licenses are issued at the state level, but contractors
must still comply with applicable local business registration, permitting, and inspection
requirements. Option A is incorrect because separate state licenses are generally not
required for each county. Options C and D do not satisfy Florida licensing obligations.
QUESTION 2.
During an inspection, a contractor discovers that approved construction documents
conflict with field conditions. What is the most appropriate professional action?
,A. Ignore the discrepancy.
B. Continue construction based on experience.
C. Stop the affected work, notify the responsible parties, and obtain clarification
before proceeding.
D. Complete the installation and revise drawings afterward.
Correct Answer: C. Stop the affected work, notify the responsible parties, and
obtain clarification before proceeding.
Explanation: Construction documents are legally significant. When conflicts arise, work
affecting the discrepancy should pause until clarification is obtained. Proceeding
without approval may result in code violations, liability, and costly corrections.
QUESTION 3.
Which document primarily establishes the contractual scope of HVAC work?
A. Equipment warranty
B. Purchase order
C. Construction contract and approved plans/specifications
D. Material safety data sheet
Correct Answer: C. Construction contract and approved plans/specifications.
Explanation: The contract and approved construction documents define the required
work. Warranties, purchase orders, and safety documents serve different functions and
do not establish the complete contractual scope.
QUESTION 4.
A contractor intentionally substitutes lower-rated equipment without owner
approval. This action most directly exposes the contractor to:
A. Reduced insurance premiums.
B. Breach of contract and potential disciplinary action.
, C. Automatic permit approval.
D. Lower inspection requirements.
Correct Answer: B. Breach of contract and potential disciplinary action.
Explanation: Unauthorized substitutions may violate contractual obligations, code
requirements, and licensing standards. Such actions can result in legal claims,
disciplinary measures, and financial liability.
QUESTION 5.
Why is maintaining accurate project documentation considered essential?
A. It reduces equipment efficiency.
B. It provides evidence of compliance, supports warranty claims, and assists in
dispute resolution.
C. It replaces inspection requirements.
D. It eliminates permit fees.
Correct Answer: B. It provides evidence of compliance, supports warranty claims,
and assists in dispute resolution.
Explanation: Well-maintained documentation demonstrates code compliance, records
project decisions, supports warranties, and provides evidence if disagreements arise. It
does not replace inspections or affect permit fees.
QUESTION 6.
A permit has expired before HVAC work is completed. What is generally the most
appropriate course of action?
A. Continue working until final inspection.
B. Request the appropriate permit extension or renewal before continuing work, as
permitted by the authority having jurisdiction.
C. Ignore the expiration because inspections have already begun.
D. Remove all installed equipment.
CONTRACTOR TRADE KNOWLEDGE LICENSING EXAMINATION COMPLETE
PRACTICE TEST BANK QUESTIONS AND ANSWERS | COMPREHENSIVE STUDY
GUIDE | UPDATED 2026/2027
Examiner/Administrator: Florida Department of Business and Professional
Regulation (DBPR) – Construction Industry Licensing Board (CILB)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
FLORIDA AIR CONDITIONING, REFRIGERATION, AND HEATING (HVAC)
CONTRACTOR TRADE KNOWLEDGE LICENSING EXAMINATION
2026/2027 EDITION
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
COMPLETE PRACTICE EXAM
120 MULTIPLE-CHOICE QUESTIONS
PASSING SCORE: 70%
TESTING TIME: 300 MINUTES
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
TABLE OF CONTENTS
1. Florida Laws, Rules & Licensing Requirements
2. Safety Standards & OSHA Compliance
3. HVAC Fundamentals & Refrigeration Principles
4. Heating Equipment & Combustion Systems
5. Air Distribution, Ventilation & Duct Design
6. Electrical Theory, Controls & Motors
7. Load Calculations & Equipment Sizing
8. Installation, Service & Troubleshooting
9. Mechanical Codes, Energy Conservation & Building Standards
10. Estimating, Project Management & Professional Practice
,FLORIDA DEPARTMENT OF BUSINESS AND PROFESSIONAL REGULATION ||
CONSTRUCTION INDUSTRY LICENSING BOARD || ALIGNED WITH CURRENT FLORIDA
LICENSING BLUEPRINTS || HVAC TRADE KNOWLEDGE EXAMINATION ||
PROFESSIONAL STUDY GUIDE || EDUCATIONAL PRACTICE QUESTIONS WITH
VERIFIED SOLUTIONS || COMPREHENSIVE LICENSING PREPARATION || FOR
PROFESSIONAL EXAMINATION USE
Florida Laws, Rules & Licensing Requirements (Questions 1–6)
QUESTION 1.
A licensed Florida HVAC contractor plans to expand operations into another county.
Before beginning work, which action best demonstrates compliance with Florida
licensing requirements?
A. Obtain a new state HVAC license for every county.
B. Verify any required local business tax registration and comply with applicable local
permitting requirements while maintaining the active state license.
C. Apply for a federal contractor registration.
D. Register only with the local utility company.
Correct Answer: B. Verify any required local business tax registration and comply
with applicable local permitting requirements while maintaining the active state
license.
Explanation: Florida contractor licenses are issued at the state level, but contractors
must still comply with applicable local business registration, permitting, and inspection
requirements. Option A is incorrect because separate state licenses are generally not
required for each county. Options C and D do not satisfy Florida licensing obligations.
QUESTION 2.
During an inspection, a contractor discovers that approved construction documents
conflict with field conditions. What is the most appropriate professional action?
,A. Ignore the discrepancy.
B. Continue construction based on experience.
C. Stop the affected work, notify the responsible parties, and obtain clarification
before proceeding.
D. Complete the installation and revise drawings afterward.
Correct Answer: C. Stop the affected work, notify the responsible parties, and
obtain clarification before proceeding.
Explanation: Construction documents are legally significant. When conflicts arise, work
affecting the discrepancy should pause until clarification is obtained. Proceeding
without approval may result in code violations, liability, and costly corrections.
QUESTION 3.
Which document primarily establishes the contractual scope of HVAC work?
A. Equipment warranty
B. Purchase order
C. Construction contract and approved plans/specifications
D. Material safety data sheet
Correct Answer: C. Construction contract and approved plans/specifications.
Explanation: The contract and approved construction documents define the required
work. Warranties, purchase orders, and safety documents serve different functions and
do not establish the complete contractual scope.
QUESTION 4.
A contractor intentionally substitutes lower-rated equipment without owner
approval. This action most directly exposes the contractor to:
A. Reduced insurance premiums.
B. Breach of contract and potential disciplinary action.
, C. Automatic permit approval.
D. Lower inspection requirements.
Correct Answer: B. Breach of contract and potential disciplinary action.
Explanation: Unauthorized substitutions may violate contractual obligations, code
requirements, and licensing standards. Such actions can result in legal claims,
disciplinary measures, and financial liability.
QUESTION 5.
Why is maintaining accurate project documentation considered essential?
A. It reduces equipment efficiency.
B. It provides evidence of compliance, supports warranty claims, and assists in
dispute resolution.
C. It replaces inspection requirements.
D. It eliminates permit fees.
Correct Answer: B. It provides evidence of compliance, supports warranty claims,
and assists in dispute resolution.
Explanation: Well-maintained documentation demonstrates code compliance, records
project decisions, supports warranties, and provides evidence if disagreements arise. It
does not replace inspections or affect permit fees.
QUESTION 6.
A permit has expired before HVAC work is completed. What is generally the most
appropriate course of action?
A. Continue working until final inspection.
B. Request the appropriate permit extension or renewal before continuing work, as
permitted by the authority having jurisdiction.
C. Ignore the expiration because inspections have already begun.
D. Remove all installed equipment.
