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Thailand's SRT Sues CP Group Consortium for B13.3 Billion Rail Debt

The State Railway of Thailand initiated legal action over a stalled 224-billion-baht high-speed link meant to connect three airports in the Eastern Economic Corridor.

By Daniel SimPublished 22 October 20262 min read
Photo: zheng2088 / Pixabay

Lawsuit Filed Over Stalled Project

The State Railway of Thailand (SRT) filed a lawsuit with the Central Administrative Court on Wednesday, 21 October 2026, against Asia Era One Co. The state enterprise is demanding 13.3 billion baht from the consortium, which is led by Charoen Pokphand (CP) Group, for an alleged breach of contract.

The dispute centres on the long-delayed high-speed rail project designed to link Don Mueang and Suvarnabhumi airports with U-tapao airport in Rayong, a key component of Thailand's Eastern Economic Corridor development.

Contractual Obligations and Financial Claims

The SRT signed the 224-billion-baht contract with Asia Era One on 24 October 2019. It stipulated that the consortium pay 10.67 billion baht for its co-investment rights in the project within two years, by 24 October 2021. The 13.3 billion baht claimed by the SRT includes this initial payment, plus 2.66 billion baht in interest calculated from the missed deadline.

The concession granted to Asia Era One covers both the construction and operation of the new high-speed railway and the existing Airport Rail Link in Bangkok.

Consortium Structure and Bank Guarantees

Asia Era One's major shareholders include Charoen Pokphand Holding, holding 87.15%, Bangkok Expressway and Metro Plc at 5.14%, and China Railway Construction Corporation, also with 5.14%. Italian-Thai Development holds the remaining 2.57%. In addition to the consortium, the SRT has also demanded 1 billion baht each from Bangkok Bank and Siam Commercial Bank.

These two financial institutions had provided guarantees for the project's implementation, making them party to the legal action.

Project Delays and Future Outlook

The high-speed rail project has faced extensive delays over several years due to the Covid-19 pandemic, land acquisition challenges, financing issues, and ongoing contractual disagreements. Asia Era One has reportedly sought to terminate the contract, citing a lack of confidence from its lenders regarding the project's viability.

The SRT, however, maintains that the consortium has outstanding obligations. While the government initially expected the 220-kilometre line to be operational by 2023, the latest projections indicate a potential start date of 2031–32, if construction ever commences.

Why it matters

This legal dispute could prolong the uncertainty surrounding the long-delayed three-airport high-speed rail project, potentially affecting investor sentiment for large infrastructure public-private partnerships in Thailand.

The involvement of major Thai and international firms, alongside two prominent Thai banks, means the Central Administrative Court's decision will establish important precedents for contract enforcement and risk management in future regional development initiatives. Companies evaluating similar ventures in Southeast Asia will monitor how this protracted disagreement is resolved.

This article is journalism, not investment advice; consult a licensed professional before making financial decisions. Market data is indicative, may be delayed, and should be verified with your broker or exchange before use.

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