TAX SETTLEMENT-CARRY FORWARD-AX 2012 R2

In a month if VAT receivable is more than VAT payable , how to carry forward the VAT credit to the succeeding month in AX 2012 ,R2. When i am trying to settle the VAT liability of the succeeding month only the transactions relating to the particular month only displaying (Preceeding month Excess VAT credit not available for adjusting against the VAT liability)