Free ICC B2 Practice Test — 2021 IBC

2021 IBC · B2 Commercial Building Inspector

Eight Free ICC B2 Practice Questions

Practice locating commercial-building requirements in the 2021 IBC. Use your code book if you have it—the goal is to find and verify each answer efficiently, not simply to memorize a number.

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  • Instant score
  • Code references included
1. A restaurant is generally classified in which occupancy group?
2. What is the general minimum clear opening width for a door in the means of egress?
3. For a typical commercial stair without a listed exception, which riser-and-tread combination meets the general dimensional limits?
4. What is the general permitted height range for a required handrail measured above stair tread nosings or the ramp surface?
5. When are guards generally required along an open-sided commercial walking surface?
6. What is the general minimum height for a required guard where no listed exception applies?
7. Under the general corridor-width table, what is the minimum corridor width for a facility not otherwise listed?
8. Before considering frost protection or engineered requirements, what are the general minimum depth and width of a footing?

Important: These are original educational questions, not actual ICC examination questions. This free quiz is based on the 2021 International Building Code and is not a substitute for the official code, exam catalog or approved reference list. Confirm current requirements with the examination provider.

The B2 examination can reference materials in addition to the IBC. This eight-question sampler does not represent the full examination outline.

Keystone Inspector Prep is an independent educational resource and is not affiliated with, sponsored by, approved by or endorsed by the International Code Council.

How to Use This Free Practice Test

  • What B2 covers

    Common study areas include administration, building planning, foundations, floors, walls, roof construction, egress and public-safety provisions.

  • Check every reference

    The B2 examination can use the 2021 IBC and additional approved references. Confirm the current exam catalog before studying.

  • Practice lookup speed

    Record the index term and section path for missed or guessed answers, then repeat the lookup until it becomes efficient.

Free B2 test FAQ

Frequently Asked Questions

Are these real ICC exam questions?

No. These are independently created educational questions. They are not actual, confidential or recalled ICC examination questions.

Can I take the quiz without an account?

Yes. No account or payment is required, and your result appears immediately.

Which code edition does this quiz use?

The questions and references are based on the 2021 International Building Code. Confirm the edition assigned to your registered exam before studying.

Does B2 use references besides the IBC?

It can. Review the current official exam catalog and approved-reference list for your selected code cycle and testing program.

Does passing this quiz mean I am ready for the exam?

Not by itself. Eight questions cannot represent the full exam outline. Use the result to identify lookup habits and topics that need more practice.