Tax not getting calculated in MIRO

Dear All

I have made a PO with tax code as 14% non deductable.Condition type is JVRN and account key is NVV in tax procedure.I am usning TAXINN procedure and condition record is also properly maintained with validity period till 31.12.999.Also my tax code is extended to my company code also

But at the time of MIRO tax is not getting calculated.Please let me know why is it so??

Regards

SK