| Instut Kolejnictwa | |
| Established: | 1951 |
| Director: | Andrzej Żurkowski Ph.D. |
| Industry: | Rail transport |
| City: | Warsaw |
| Country: | Poland |
| Address: | 04-275 Warszawa ul. Józefa Chłopickiego 50 |
| Website: | Official site |
The Railway Institute (Polish: [[:pl:Instytut Kolejnictwa|Instytut Kolejnictwa]]) is a research institute located in Warsaw, Poland.
The Railway Institute (formerly Railway Scientific and Technical Centre (CNTK)) is operating under the Polish Ministry of Transport, Construction and Maritime Economy (former Polish Ministry of Infrastructure), and is notified under EU Railway Directive 2008/57/CE concerning railway interoperability.
The Railway Institute, operating for 60 years in the transport sector, mainly in the rail sector, conducts scientific and research works, as well as services (including calibration of universal masters and measuring instruments) and performs certification works in the fields of railways and urban rail transport.
The Railway Institute owns a test track for conducting various experiments and also possesses the necessary infrastructure for R&D studies in the field of railway transport.
The Railway Institute is a Notified Body under the Interoperability of the Railway System Directive NB 1467.
The Railway Institute is a member of many significant railway organisations in Europe, such as:
The fields of activities are: