On 27 November 2023, Singapore published in the Official Gazette the Income Tax (Singapore - Papua New Guinea) (Avoidance of Double Taxation Agreement) (Modifications to Implement Multilateral Instrument) Order 2023, which provides for the modification of the 1991 tax treaty with Papua New Guinea by the Multilateral Convention to Implement Tax Treaty Related Measures to Prevent Base Erosion and Profit Shifting (MLI). The amendment order includes the adjustments and additions made by the MLI to the treaty, including a new preamble, new articles for mandatory binding arbitration, and a new article on the prevention of treaty abuse. According to the...