Filing a 15 return and trying to determine when to claim my 14 refund from my local state. the catch is I was late filing 14 so the refund didn’t occur in 15, but in 16

I am filing a 2015 return and trying to determine when to claim my 2014 refund from my local state. the catch is I was late filing 2014 so the refund didn’t occur in 2015, but in 2016.  in what year should I calim the 2014 state refund?  thanks