There are three types of members in IHRA, regular members, associate members and special members.

Regular members are companies or organizations that approve of IHRA’s purpose and have operating or manufacturing experience with high-speed rail systems based on the Crash Avoidance Principle.

Associate members are individuals, companies or organizations that approve of the IHRA’s purpose, and would like to support the efforts of IHRA to promote Crash Avoidance.

Special members are individuals or organizations that approve of the IHRA’s purpose and are well versed in transportation policy or technology.