Tax not deducted in fy 2012-13 but deducted in fy 2013-14

Dear All

Situation: TDS not done u/s 194 J in FY 2012-13, Therefore, Disallowed u/s 40 (3) while filing Income Tax Return for AY 2013-14. But in current year i.e., FY 2013-14 Tax has to be deducted.

Question is?

1) As to what  "AY" should be shown in TDS Challan?

2) How to show Tax deduction in FY 2013-14 while filing  Income Tax Return for AY 2014-15