here in import case., we do initially PO and do MIRO and capture the duties and then GRN will be made.after that excise part 2 will be posted.
we made a restriction against the quantity should not exceed grn quantity.
but in import case we cannot enter the straight away quanityt in MIRO.
process we do : PO will be made and then after the vehicle comes,MIRO will be done against the PO and capture the duties.
next GRN will be done and excise part 2 will be posted.and MIRO will be done again for quantity.