By the liberalization of railways in Turkey, a lot of new terms will start to be used. Here are some of them:

Infrastructure Operator (Altyapi Isletmecisi) : Public or private company operating the railway infrastructure for the use of train operators.

Temporary Parking Line (Barinma Hatti) : The lines to be used for parking of rolling stock temporarily between two transports.

Long-term Contract (Cerceve Sozlesmesi) : Contract between infrastructure and train operator which last more than one allocation period.

DDGM : The Railway Authority of Turkey to determine regulations and procedures, authorize all railway companies, solve conflicts between operators and do audits.

DeBo- Designated Body (Atanmis Kurulus) : Institution authorized by DDGM to check rolling stock in terms of national criterias.

Train Operator (Tren Isletmecisi) : Public or private company authorized by DDGM to operate passenger or freight trains on national rail network.

Validation Certificate (Dogrulama Sertifikasi) : The certificate prepared by NoBo showing that rolling stock meets UTP/TSI standards.

ECM – Entity in Charge of Maintenance : Public or private company authorized by DDGM for repairing, maintaining and renewing all types of rolling stock which has necessary equipment and staff.

Safety Certificate (Emniyet Sertifikasi) : The certificate given by DDGM showing that infrastructure or train operator meets safety criterias.

Network Access Contract (Erisim Sozlesmesi) : Contract between infrastructure and train operator to allow access to rail network.

SMS – Safety Management System (EYS – Emniyet Yonetim Sistemi) : Organization of train operators to secure safe operation, minimize risks and accidents, determine safety procedures and rules.

ISA – Independent Safety Assessor (Bagimsiz Emniyet Kurulusu) : Independent institute to audit rolling stock in terms of compatibility to national network and safety criterias.

Capacity Allocation (Kapasite Tahsisi) : Allocation of a determined railway capacity for a determined period to train operator by contract.

Logistics Center Operator (Lojistik Merkez Isletmecisi) : Public or private company authorized by DDGM for warehousing, repair and maintenance, loading/unloading, handling, weighing and packaging.

NoBo – Notified Body (Onaylanmis Kurulus) : Companies/institutes in “NANDO-Notified Body List” of ERA and/or authorized based on other railway norms for certification.

Network Manifesto (Sebeke Bildirimi) : Announcement done by incfrastructure operator about rules, pricing, procedures and other details for allocation of railway capacity.

Train Slot (Tren Çizgisi) : Railway capacity for a train to operate between two places for a time of period.