Project

TEİAŞ – Transforming Power Transmission System Project (TPTS)

TürkiyeElectricity Transmission, Grid Infrastructure, Renewable Energy IntegrationReviewed 1 October 2026

World Bank-financed upgrade of TEİAŞ's 400 kV and 154 kV transmission grid. It covers new and modernised substations, lines and underground cables to unlock about 1.7 GW of renewable capacity, SCADA/energy-management digitalisation, and technical assistance on HVDC corridors. Approved on 4 August 2025 as Phase 7 of the World Bank ECARES programme, and described as the first phase of a wider US$1.5bn package.

Status

ImplementationStatus

Overview

Location
National transmission grid, Türkiye
Delivery Model
Public utility investment by the transmission system operator
Financing
EUR 625m IBRD loan, EUR 32.8m Clean Technology Fund loan and US$2m CTF grant

Project Developments

  • Project · 4 August 2025World Bank approves TEİAŞ Transforming Power Transmission System Project

    The World Bank approved €625m of IBRD financing plus Clean Technology Fund support for TEİAŞ's Transforming Power Transmission System Project on 4 August 2025. The project upgrades 400 kV and 154 kV grid assets to integrate about 1.7 GW of renewable capacity and digitalises grid management.

Participants & Roles

Utility / Network Operator

Lender / Financier

Sources