http://www.newswire.lk/2020/04/09/notice-to-all-tax-payers-wha-advance-income-tax-system-introduced/?fbclid=IwAR3WHMsiECyglh-Ywpjn3oxaHNRCFAZaIZ5fjROewKB876BpRPHnFRFLa3U
