The Association for Commuter Transportation is the premier organization and leading advocate for commuter transportation and transportation demand management (TDM) professionals.

The TDM-Certified Professional (TDM-CP) credential is the only certification program specifically designed for Transportation Demand Management (TDM) professionals. Offered by the Association …

Accreditation serves as a mark of excellence, affirming that an organization has the necessary administrative infrastructure, governance practices, and professional integration to successfully …

Apr 29, 2025 · The Patriot Chapter and Harvard University are thrilled to invite you to a dynamic and engaging 2-day TDM Summit where innovation meets inspiration. This is your chance to connect …

Transportation Demand Management (TDM) is the use of strategies to inform and encourage travelers to maximize the efficiency of our transportation systems leading to improved mobility, reduced …

The USDOT is particularly concerned about transportation issues for families, quality of life, and increasing economic opportunities; all of which can be achieved through TDM. ACT is continuing to …

TDM Week 2025 September 15-19 Thank you for taking part in TDM Week, an opportunity for our industry to recognize, promote, and celebrate the many personal and societal benefits delivered by …

There are many options for TDM-CPs to earn their recertification credits. You can review the list of available opportunities below, which include self-directed learning, conference attendance, …

Chesapeake Chapter Leaders Kendall Tiffany, TDM-CP TDM-CP Transit Marketing Specialist Loudoun County Transit and Commuter Services President Allison Calkins Planning Supervisor Howard …

The Connections Newsletter, features member spotlights, upcoming chapter/council events, and important TDM and ACT news. We encourage all ACT members to submit articles for publication in …