For Tax
1) VAT is due by the 23rd next month.(in every month)
2) WHT by the 15th next month.(in every month)
3) PND.51 within 2 months from the end of your first 6 months
4) PND.50 within 150 days from the end of your accounting period.
For Financial Statement
5) For Financial Statement, By 30 April of each year