CPTPP accession and development: What does Cambodia’s case reveal about regulatory gaps and reform priorities?
Expectations from the Comprehensive and Progressive Agreement for Trans-Pacific Partnership (CPTPP) are rising amid intensifying geopolitical uncertainty, growing US protectionism, pressure on its trading partners, and the continued deadlock in World Trade Organization reform. To date, 12 countries from different regions have formally applied to join the CPTPP.[1] Many of these applicants are developing countries. Acceding members are expected to comply fully with all existing CPTPP rules. This requires a clear understanding of the regulatory obligations involved, identification of gaps between CPTPP provisions and domestic legal frameworks, and careful consideration of how these rules align with national development strategies. Cambodia as a case study of accession challenges The UKTPO recently produced a report for the FCDO assessing the case of Cambodia, which applied to join in December 2025. In particular, it focuses on the regulatory gaps between the CPTPP’s e-commerce and environment chapters and Cambodia’s legal framework, identifies compliance risks, and highlights reform priorities as the country prepares to graduate from Least Developed Country (LDC) status in 2029. The report launch event in Phnom Penh (24 April 2026) The analysis finds that compliance gaps reflect both Cambodia’s regulatory constraints and the CPTPP’s mixed structure of binding and more [...]


