South-east Asia Antitrust: Key Enforcement & Developments in Q3 2025

In this issue of the Competition Law Quarterly, we highlight notable antitrust developments and enforcement activity in South-east Asia which took place in the third quarter of 2025, including the following: Indonesia: The Indonesia Competition Commission continued active enforcement across a range of industries. Notable actions include the imposition of sanctions for abuse of dominance in the commercial vehicles sector and anti-competitive conduct in the construction sector, as well as scrutiny of delayed merger notifications in the agricultural commodities, construction, and e-commerce sectors. Singapore: The Competition and Consumer Commission of Singapore (“CCS”) cleared a proposed acquisition in the shipping containers sector and granted conditional approval of a proposed commercial joint venture in the aviation sector after accepting commitments. In parallel, CCS maintained its enforcement momentum, imposing financial penalties exceeding S$5.36 million on remittance service providers found to have infringed section 34 of the Competition Act 2004 through the illegal exchange of information on outward remittance rates. Philippines: The Philippine Competition Commission reviewed seven mergers in various industries relating to digital payment services, real estate, petroleum products, infrastructure services, agribusiness, electricity, and consumer products from July to September 2025. Malaysia: The Malaysia Competition Commission (“MyCC”) maintained active competition enforcement and regulatory oversight across the aviation, maritime, digital, and infrastructure-related sectors. MyCC issued an infringement decision against enterprises involved in bid rigging in construction tenders and successfully defended its cartel findings against warehouse operators before the High Court. MyCC also launched a public survey as part of its ongoing market review of the digital economy ecosystem. Thailand: The Trade Competition Commission of Thailand dismissed a complaint by a Japanese restaurant business operator for the unfair termination of a contract, finding that the respondents’ termination of the contract did not amount to the unfair restriction of the business operations of other operators causing damage under section 57(1) of the Trade Competition Act B.E. 2560. Vietnam: The Vietnam Competition Commission conditionally cleared one economic concentration in the chemical trading It also sanctioned several companies in the financial and gold trading sectors for engaging in unfair competition.