This document specifies procedures and data exchange format interface(s) between sensor fusion actors in P-ITS-S (nomadic device), V-ITS-S, R-ITS-S and C-ITS-S for seamless positioning by nomadic device. This document defines the process for coordinating and sharing PVT datasets among ITS components, including P-ITS-S, V-ITS-S, R-ITS-S, and C-ITS-S, for each specific use case. This document does not provide data security and authentication protocols.