Calendar of Events

November 2025

November 18, 2025

COSTHA Webinars & Power Hours

November 18, 2025 | COSTHA Educational Series | Session 8: Recap / Wrap-Up

November 19, 2025

Industry Meetings

November 19, 2025 | PHMSA Pre-UN Meeting

November 24, 2025

Industry Meetings

November 24 - December 3, 2025 | UN SCOE TDG 67th Session

December 2025

December 3, 2025

Industry Meetings

December 3-5, 2025 | GHS 49th Session

January 2026

January 27, 2026

COSTHA Meetings

January 27-29, 2026 | COSTHA Membership Meeting

March 2026

March 19, 2026

COSTHA Webinars & Power Hours

March 19, 2026 | Webinar: What to Expect at the 2026 COSTHA Forum

March 24, 2026

Industry Meetings

March 24-27, 2026 | Joint Meeting (RID/ADR/ADN)

May 2026

May 3, 2026

COSTHA Meetings

May 3-8, 2026 | COSTHA Annual Forum & Expo