Input credit on consultancy fees paid for capex item

I have availed 100% Cenvat on consultancy fees paid to consultant used for CAPEX item. i have debited consultancy fees Paid to WIP-CAPEX and not in expenses. is CENVAt to be aviled 50% in current year & 50% in next year as pe CCR, 2004 or full 100% cenvat can be availed in current year. i have availed full 100%.

in the Invoice they have mentioned invoice realted to consultancy fees paid in execution of work only.

kindly guide for the same with any refrence case law if any.