Membership
The membership of ISTU is open to all groups and persons engaging in application of therapeutic ultrasound to medical research and clinical practice, and to individuals with a professional interest in medical therapeutic ultrasound.

Application is made to the Society through its Secretary.

Memberships in the Society include four classes: Member, Associate member, Fellow and Honorary Fellow.

Each member is entitled to one vote.

A member may not transfer a membership or right arising from it.

A member may resign at any time. The resignation of a member does not relieve the member from any obligations he may have to the Society for dues, assessments or fees. No member may avoid liability for dues assessments or dues if the member owes them as a condition of or by reason of the membership. Any member who has resigned must reapply for membership.

Subject to endorsement by the Administrative Council, nominations for fellow and honorary fellow shall be presented to the General Assembly for ratification.