The International Association of Professional Contractors
connects contractors to a wide variety of useful resources.

Contractor Code of Ethics

The Contractor Code of Ethics ensures honesty, integrity, and professionalism in the industry. It encompasses the values of the contractor community and sets the ground rules for InterNACHI® Contractor members.

ICC CEU Online Free Courses Contractors Association

ICC® Exam Prep Tools and ICC®-Approved Courses

InterNACHI® is an ICC® Preferred Education Provider. Take ICC®-approved online courses to renew your ICC® certification, or use the ICC® Exam prep tools to help you become ICC® Certified. These resources are free for InterNACHI® Contractor members.

Download the Official Contractor Association Seal

InterNACHI® Contractor members can instantly download the official Contractor Association seal. Add it to your marketing material to highlight your commitment to excellence. You may also work towards attaining additional certification logos.



Tune in to weekly webinars featuring industry-leading educators, inspectors, contractors, and vendors who cover hot topics like construction and building systems, marketing, safety, industry products and services, and much more.


Check out the Contractor Article Library. It contains many original articles on topics such as legal topics and business and marketing advice. Link to them from your website and social media for fresh content, and print them off to distribute to your employees.



Contractors can excel in their business with books on everything from marketing help developed for specific industry sectors to field guides, maintenance books, and technical textbooks about building systems and components.