Goods export to Nepal with payment of igst

VIKAS SAINI (1143 Points)

13 September 2021  
Sir
Please see my query
We have export the good to Nepal with payment of igst in Sept 2017
But still refund is not credit in my account.
Now at present whether this refund time barrered or not
And 2nd question how to contact the customs office in Bihar.
Please help