Public Transport Authority (Warsaw)

The Public Transport Authority (Zarząd Transportu Miejskiego w Warszawie, ZTM) is a local government body organising public transport in Warsaw and surrounding metropolitan area. Services managed by the Authority are corporately branded as Warszawski Transport Publiczny (meaning 'Warsaw Public Transport'; abbreviated to WTP). These include: bus and tram networks, two metro lines, szybka kolej miejska trains and park-and-ride car parks.

The Authority is in charge of a unified fare system, timetable scheduling, route planning and public transport development plans. Transport operations themselves are performed by municipal and privately owned, contracted companies.

Metro
Warsaw metro is an underground rapid transit consisting of two lines: north-south M1 line and west-east M2 line. Lines intersect in city center at the Świętokrzyska station. The first section of the route was opened in 1995. Most recently constructed east extension of M2 line with three stations was opened in September 2022. Further west extension of the line is under construction. Line M3 is planned and other two routes were announced by the Mayor of Warsaw in February 2023.

Szybka Kolej Miejska
Szybka Kolej Miejska (abbrev. SKM, lit. 'fast urban railway') is mixed rapid transit and commuter rail network of five lines connecting Warsaw with its suburbs and satellite cities including Pruszków, Legionowo, Radzymin, Sulejówek, Otwock and since 12 March 2023 also Piaseczno. SKM trains are all electric multiple units running on shared with other rail traffic main rail lines. Routes of SKM are marked with a letter 'S' followed by a number.

Trams
Warsaw tram network consists of 24 regular lines operating on 303 km of tram tracks. Electric trams of which about half are low-floor cars are powered through an overhead wires. Currently three network development projects are under construction – new tram depot in the Annopol neighbourhood, route to Wilanów and route along the Kasprzaka Street. Trams stop at all stops along their routes. Tram lines are marked with one- or two-digit number.

Buses
The city's bus network consists of regular, fast and express services operating during the day-time within the boundaries of fare Zone 1 and inter-zonal, night-time and local lines. On some of the routes, buses do not stop at all stops or some of them are on-request.

Fares
Fare structure of Warsaw Public Transport, commonly referred to as 'the ZTM fares' or 'ZTM tickets', is unified and regulated by the Public Transport Authority. Tickets issued by the ZTM entitle to journeys by city buses, trams, metro or rapid urban trains within two fare zones - Zone 1 covering the area of Warsaw and communes of Łomianki, Marki and Konstancin-Jeziorna, and Zone 2 consisting of other surrounding communes of metropolitan area. Additionally, selected tickets are valid on local bus lines and trains of regional operator Masovian Railways and suburban operator Warsaw Commuter Railway (see ).

ZTM-KM-WKD integrated ticket
As a result of an agreement between ZTM, Masovian Railways and Warsaw Commuter Railway selected ZTM tickets are valid on KM and WKD trains on sections of routes within area loosely corresponding to the ZTM fare zones.