DEPRECAITION IN CASE OF CAPITAL SUBSIDY RECEIVED

SUPPOSE MR X BOUGHT MACHINERY IN AY 17-18 OF RS 17,29,957 ON 10/4/2018. DEP'N CALCULATED @ 15% RS 2,59,494. THUS, OPENING WDV AS ON 1/4/18 IS RS 14,70,464. DURING DEC-18 SUBSIDY RECEIVED ON MSCHINERY RS 3,29,000. CLOSING WDV AS ON 31/3/19 IS RS 11,41,464.

SO MY QUSTION IS ON WHICH AMOUNT DEP'N SHOULD BE COUNTED?????? 

HOW MR X CLAIM DEP'N IN AY 18-19 & PY 17-18???????

THANKS & REGARDS
VIRENDRA RATHOD