The amendment shortens the period triggering a mandatory adjustment of input VAT deductions on unpaid liabilities from the current six months to three months. In practice, VAT payers who have not paid for taxable supplies received will need to monitor their liabilities much earlier. If a liability remains unpaid for the prescribed period after its due date, the VAT payer will be required to reduce the input VAT deduction originally claimed. Practical guidance is available
here.