[Code of Federal Regulations] [Title 45, Volume 1] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 45CFR162.1801] [Page 729] TITLE 45--PUBLIC WELFARE SUBTITLE A--DEPARTMENT OF HEALTH AND HUMAN SERVICES PART 162_ADMINISTRATIVE REQUIREMENTS--Table of Contents Subpart R_Coordination of Benefits Sec. 162.1801 Coordination of benefits transaction. The coordination of benefits transaction is the transmission from any entity to a health plan for the purpose of determining the relative payment responsibilities of the health plan, of either of the following for health care: (a) Claims. (b) Payment information.