Rules and Code of Practice
5 - Relations with IUPAP:
IUPAP, at each of its General Meetings designates one Representative to ICO. The IUPAP Representative takes part in the ICO General Meeting.
ICO will normally request sponsorship by IUPAP of its General and Topical Meetings.
ICO will normally request to have associate members in some IUPAP Commissions, as appropriate to maintain close relations.