Following the Act No.77/2002 Coll. on Transformation of Czech Railways, state organization, as of 31.12.2002 the Czech Railways, state organization, ceased to exist, without liquidation. As of 1.1.2003, two successor organizations - Czech Railways, joint-stock company, and Railway Infrastructure Administration, state organization (RIA) - were established.
RIA is registered in the commercial register with the Municipal Court in Prague, section A, enclosure 48384, IČ 70 99 42 34, DIČ CZ70994234.
RIA has taken over management of the state assets mainly represented by the railway infrastructure.
It fulfils the role of a rail owner, providing operation, operability, modernization and development of the railway infrastructure.
It allocates path capacity and as of 1.7.2008 it also becomes the operator of a national and regional rail owned by the Czech Republic.