A watan Agusta 2000, Microsoft, Hewlett-Packard, da Intel sun yi aiki don daidaita daidaitattun Harshen Harshen Harshen Harshen (CLI) da C #. A watan Disamba 2001, duka sun amince da ka'idodin Ecma International (ECMA). Ƙungiyar Ƙasa ta Duniya (ISO) ta biyo baya a watan Afrilu 2003. Tsarin ISO na ISO na yanzu shine ISO / IEC 23271: 2012 da ISO / IEC 23270: 2006. Yayin da Microsoft da abokan hulɗarsu suna riƙe da takardun shaida don CLI da C #, ECMA da ISO suna buƙatar cewa duk takardun shaida masu mahimmanci don aiwatarwa za a samu a ƙarƙashin "sharuɗɗa masu dacewa da rashin nuna bambanci".
daidaita Harshen Harshen Harshen (CLI) da C #