The Inland Revenue Authority of Singapore (IRAS) has recently published the following new and updated e-Tax guides: GST: Advance Ruling System (Second edition), which explains the advance ruling system and procedures for application, and  includes updates to the fee structure; GST : Assisted Compliance Assurance Programme (ACAP) (Eighth edition), which was introduced to facilitate GST-registered businesses to better manage their GST risks, and includes amendments regarding monitoring and changes after ACAP status is awarded and a new section on renewal of ACAP status; GST: Renewal of Assisted Compliance Assurance Programme (ACAP) Status, which provides a more detailed overview of ACAP status...