Kansas General Contractor Class C Exam

Kansas General Contractor Class C Exam (Residential) Practice Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A | Instant Download Pdf

• Which type of structure is allowed under a Kansas Class C Residential

license?

• High-rise commercial buildings
• Schools and public auditoriums
• Single-family and two-family dwellings
• Hospitals

Rationale: Class C license limits contractor to residential work only up

to two dwelling units.

• The minimum ceiling height for habitable spaces in a residence

according to IRC is: 1 / 3

A. 6’-4’’

B. 7’-0’’

C. 8’-0’’

D. 6’-8’’

Rationale: IRC requires minimum 7 ft ceilings in habitable rooms.

3. The maximum riser height for residential stairs is:

• 8 ¼ inches
• 7 ¾ inches
• 7 ½ inches
• 8 inches

Rationale: IRC limits risers to 7 ¾ inches maximum.

4. Minimum tread depth for residential stairs:

• 9 inches
• 10 inches
• 11 inches
• 12 inches

Rationale: IRC requires at least 10-inch treads.

5. A contractor must renew their Kansas residential license:

• Every 6 months
• Every year
• Every 2 years
• Every 5 years 2 / 3

Rationale: Contractor licenses require annual renewal in most Kansas

jurisdictions.

• Which document legally binds the contractor to perform the work?
• Blueprint
• Estimate
• Contract
• Proposal

Rationale: The contract is the binding agreement defining obligations

and scope.

• OSHA requires fall protection at what height in residential

construction?

• 10 feet
• 6 feet
• 8 feet
• 4 feet

Rationale: OSHA mandates fall protection at 6 ft in construction.

8. A permit is required when:

• Painting interior walls
• Adding a bedroom
• Replacing carpet
• Installing blinds

Rationale: Structural alterations and adding conditioned space

require permits.

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