TDLR – ELECTRICAL SIGN CONTRACTOR EXAM– QUESTIONS AND ANSWERS | VERIFIED AND WELL DETAILED
ANSWERS | PLUS RATIONALES | DOWNLOAD AND PASS | LATEST EXAM UPDATE 2026/2027
Core Domains:
Texas Occupations Code Chapter 1305 and TDLR Administrative Rules
National Electrical Code (NEC) Article 600: Electric Signs and Outline Lighting
NEC Article 250: Grounding and Bonding
NEC Article 725: Class 2 Power-Limited Circuits
Electrical Theory and Calculations (Ohm’s Law, Load Calculations, Voltage Drop)
Sign Installation Methods and Materials (Conduit, Conductors, Enclosures)
Electrical Safety and OSHA Standards (LOTO, GFCI, Ladder Safety)
Business Practices and Contractor Responsibilities (Insurance, Licensing, Recordkeeping)
Blueprint Reading and Project Planning
Introduction:
The Electrical Sign Contractor licensing examination is designed to assess the competency of individuals seeking to
engage in the business of designing, manufacturing, installing, connecting, or servicing electric signs, cold cathode,
neon gas tubing, and outline lighting systems in the State of Texas. This comprehensive assessment evaluates the
,candidate’s knowledge of the National Electrical Code, state licensing statutes, electrical theory, safety protocols, and
business management principles. The examination utilizes multiple-choice and scenario-based questions to simulate
real-world challenges encountered in the sign contracting industry. Emphasis is placed on practical application, code
compliance, ethical decision-making, and the ability to ensure public safety through proper installation and
maintenance practices.
SECTION ONE: QUESTIONS 1–50
1. Under Texas law, a Master Sign Electrician license may be assigned to how many Electrical Sign Contractors at
any given time?
A. Up to three contractors
B. A single contractor
C. Unlimited, with board approval
D. Only their own business
🟢 Correct Answer: B. A single contractor
🔴 Explanation: Texas law restricts a Master Sign Electrician’s license to a single contractor unless the electrician
owns more than 50 percent of the electrical sign contracting business .
,2. What is the minimum amount of general liability insurance required per occurrence for an Electrical Sign
Contractor in Texas?
A. $100,000
B. $300,000
C. $500,000
D. $1,000,000
🟢 Correct Answer: B. $300,000
🔴 Explanation: TDLR mandates that electrical sign contractors maintain at least $300,000 per occurrence for
combined property damage and bodily injury .
3. According to NEC Article 600, what is the maximum rating for a branch circuit supplying an electric sign unless
otherwise permitted?
A. 15 amperes
B. 20 amperes
C. 30 amperes
, D. 40 amperes
🟢 Correct Answer: B. 20 amperes
🔴 Explanation: NEC 600.5(A) requires that a branch circuit supplying an electric sign shall not exceed 20 amperes .
4. When a Master Sign Electrician of record leaves employment, how many business days does the Electrical Sign
Contractor have to notify TDLR and designate a replacement?
A. 10 business days
B. 15 business days
C. 30 business days
D. 45 business days
🟢 Correct Answer: C. 30 business days
🔴 Explanation: Notification to the department and designation of a new master electrician must occur within thirty
business days from the date of separation .
5. What is the primary purpose of equipment grounding in a sign installation?
A. To carry normal load current
ANSWERS | PLUS RATIONALES | DOWNLOAD AND PASS | LATEST EXAM UPDATE 2026/2027
Core Domains:
Texas Occupations Code Chapter 1305 and TDLR Administrative Rules
National Electrical Code (NEC) Article 600: Electric Signs and Outline Lighting
NEC Article 250: Grounding and Bonding
NEC Article 725: Class 2 Power-Limited Circuits
Electrical Theory and Calculations (Ohm’s Law, Load Calculations, Voltage Drop)
Sign Installation Methods and Materials (Conduit, Conductors, Enclosures)
Electrical Safety and OSHA Standards (LOTO, GFCI, Ladder Safety)
Business Practices and Contractor Responsibilities (Insurance, Licensing, Recordkeeping)
Blueprint Reading and Project Planning
Introduction:
The Electrical Sign Contractor licensing examination is designed to assess the competency of individuals seeking to
engage in the business of designing, manufacturing, installing, connecting, or servicing electric signs, cold cathode,
neon gas tubing, and outline lighting systems in the State of Texas. This comprehensive assessment evaluates the
,candidate’s knowledge of the National Electrical Code, state licensing statutes, electrical theory, safety protocols, and
business management principles. The examination utilizes multiple-choice and scenario-based questions to simulate
real-world challenges encountered in the sign contracting industry. Emphasis is placed on practical application, code
compliance, ethical decision-making, and the ability to ensure public safety through proper installation and
maintenance practices.
SECTION ONE: QUESTIONS 1–50
1. Under Texas law, a Master Sign Electrician license may be assigned to how many Electrical Sign Contractors at
any given time?
A. Up to three contractors
B. A single contractor
C. Unlimited, with board approval
D. Only their own business
🟢 Correct Answer: B. A single contractor
🔴 Explanation: Texas law restricts a Master Sign Electrician’s license to a single contractor unless the electrician
owns more than 50 percent of the electrical sign contracting business .
,2. What is the minimum amount of general liability insurance required per occurrence for an Electrical Sign
Contractor in Texas?
A. $100,000
B. $300,000
C. $500,000
D. $1,000,000
🟢 Correct Answer: B. $300,000
🔴 Explanation: TDLR mandates that electrical sign contractors maintain at least $300,000 per occurrence for
combined property damage and bodily injury .
3. According to NEC Article 600, what is the maximum rating for a branch circuit supplying an electric sign unless
otherwise permitted?
A. 15 amperes
B. 20 amperes
C. 30 amperes
, D. 40 amperes
🟢 Correct Answer: B. 20 amperes
🔴 Explanation: NEC 600.5(A) requires that a branch circuit supplying an electric sign shall not exceed 20 amperes .
4. When a Master Sign Electrician of record leaves employment, how many business days does the Electrical Sign
Contractor have to notify TDLR and designate a replacement?
A. 10 business days
B. 15 business days
C. 30 business days
D. 45 business days
🟢 Correct Answer: C. 30 business days
🔴 Explanation: Notification to the department and designation of a new master electrician must occur within thirty
business days from the date of separation .
5. What is the primary purpose of equipment grounding in a sign installation?
A. To carry normal load current
