Welcome to Code Compliancy

Use this page to get to the right code topic fast.

Start with the section that matches your question. Then open the specific rule you need.

Title

Why code compliance matters

Target

Why Is Code Compliancy Important?

Title

Start with code type and core triggers

Target

Getting Started

Title

Find railing, guard, spacing, and load rules

Target

Railing Code

Title

Find stair geometry and stair-specific rules

Target

Stair Code

Browse by section

Getting Started

Use this section to identify the governing code and the basic requirement.

• IBC vs. IRC Railing Code Requirements
• When is Handrail Required?

Railing Code

Use this section for heights, graspability, openings, continuity, and structural performance.

• Maximum and Minimum Handrail Heights
• Handrail Size Requirements
• 4" Sphere Rule
• Handrail Continuity and Termination Requirements
• Guard and Handrail Requirements
• Opening Rules
• Strength Requirements
• Post and Cable Spacing

Stair Code

Use this section for stair openings, tread and riser dimensions, and stair layout rules.

• Open Riser Code Requirements
• Winder Staircase Code Requirements
• Tread Depth and Risers

Common paths

• Need to know whether IRC or IBC applies? Start with IBC vs. IRC Railing Code Requirements.
• Need to confirm when a stair needs a graspable rail? Go to When is Handrail Required?.
• Need a railing dimension, spacing, or load rule? Browse Railing Code.
• Need stair-specific geometry rules? Browse Stair Code.