XBRL (eXtensible Business Reporting Language) is an XML-based markup language for defining and exchanging business and financial information. After you’ve done your accounting, you need to convert your existing financial reports into XBRL format according to XBRL’s formatting and classification requirements. During the conversion process, the XBRL software also compares and validates the data in the company’s financial reports.​

• Certain financial services companies, which are regulated by the Monetary Authority of Singapore (i.e. commercial banks, licensed insurance companies, finance companies). • Foreign companies and their branches • Allowing companies to prepare financial statements in accordance with accounting standards other than SFRS,  SFRS for SE, and IFRS • Exempt Private Company (EPC): an EPC company that has： • No more than 20 shareholders • No corporate shareholders (i.e. all shareholders are natural persons)