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August 1, 2026 08:00:00

About IMSA

The International Municipal Signal Association (IMSA) is the oldest known association of its kind in the world, dating back to 1896. Today, it stands as the most regarded name in transportation public safety.

9,800+

Members

24,000+

Certification Holders

11

Certification Programs

Industry-Leading Public Safety Certifications

  • Work Zone
  • Traffic Signal
  • Signs and Markings
  • Roadway Lighting
  • Fiber Optics

Membership

IMSA members are public agencies, companies and individuals in the transportation public safety field. Member benefits include:

  • Savings on Forum and Expo registration
  • Access to Intersect Online Community
  • IMSA Journal subscription
  • Scholarship eligibility
  • E-Newsletter
  • And more!

Continuing Education

  • Online Technical Sessions
  • Forum and Expo
  • Webinars

Working alongside industry professionals has helped me stay current with best practices and emerging technologies. Personally, volunteering has been incredibly rewarding—it has enhanced my communication skills, given me a sense of accomplishment, and reinforced the importance of collaboration and community service. Overall, it has made me a more confident and well-rounded professional.

Caleb Pettengill
Central Section

My personal growth was enhanced by volunteering and getting to know other members and students from different geographic regions, other municipalities and various contractors. There are times when an experience another person has can provide useful knowledge. It is great to be able to connect with someone and pick their brain. Just when you think you have seen it all, along comes a new experience.

Rob Decleir
Ontario Section

Through hands-on experience and collaboration with experts, I have gained a deeper understanding of traffic signal operations and municipal traffic management, which has directly enhanced my professional capabilities. The sense of fulfillment that comes from contributing to industry standards and helping improve traffic safety reinforces my passion for my work and motivates me to continue learning and growing.

Marius Vlad
Canadian Prairie Section