There are currently four transport authorities in Catalonia: Rodalies Barcelona is the principal element of Barcelona metropolitan area transport and in some municipalities of Girona and Tarragona.

This service, the Tramvia del Camp de Tarragona (also called TramCamp) will comprise around 46km of tracks and 47 stations, with a first part of 14km (between Cambrils, Salou and Vila-seca) being finished in 2026 and the Vila-seca - Tarragona and Vila-seca - Reus sections finishing in no longer than 10 years from the initial announcement in 2023.

Mitjana distància or Regional Exprés: Those lines cover the four Catalan provinces.

[7] High speed lines are operated by Renfe in a commercial branch called Alta Velocidad Española (AVE).

Currently, there are only two stations in Catalonia with that capability: There are 11 metropolitan lines in Barcelona (L1-L2-L3-L4-L5-L6-L7-L8-L9-L10-L11) operated by: Nowadays there are 32 comarcas (group of municipalities) with some kind of rail service; 14 of those have Rodalies Barcelona and/or FGC services.