Historical
INCITS/ISO/IEC 23270-2003
Information technology - C# Language Specification
This International Standard specifies the form and establishes the interpretation of programs written in the C# programming language. It specifies; The representation of C# programs; The syntax and constraints of the C# language; The semantic rules for interpreting C# programs; The restrictions and limits imposed by a conforming implementation of C#.
InterNational Committee for Information Technology Standards [incits]