Ibs 2025 Dates. This premier event hosts networking, learning and discovery opportunities. The national association of home builders (nahb) officially opened online registration and housing today for the 2025 nahb international builders’ show ® (ibs), the largest annual light construction trade show in the.

The international builders’ show (ibs), hosted by the national home builder association, is the world’s largest annual light construction show. The nahb international builders’ show® (ibs) is the largest annual light construction show in the world, welcoming nearly 70,000 visitors in 2024.