Komisija je 30. maja 2002 sprejela TSI, ki se uporabljajo v zvezi z železniškim sistemom za visoke hitrosti in zadevajo infrastrukturo, vozni park, energijo, nadzor, krmiljenje, signalizacijo, vodenje in vzdrževanje.
TSIs applicable to the high-speed rail system concerning infrastructure, rolling stock, energy, control, command and signalling, operation and maintenance were adopted on 30 May 2002 by the Commission.