For nuclear steam turbine projects, issuance/update of I&C systems development plans, ITNS-I/A lists, I&C Functional Requirements (I&C FR), I&C architecture diagram and assignment of I&C functions, System Requirement Specification (SRS), IVV Plans, Interface Requirement Specification (IRS), periodic tests rules, Demonstration of non pollution, … Ensure nuclear safety surveillance of documents produced by TPCS suppliers.