How to change it circle and move file to a different ito

u send  a letter at pune income tax depatment cricle under which your father's return was filed for  transfer of your it file from pune to agra income tax department, letter make 3 copy, one copy give him and 2 copy  tack with u, out fo 2 copy on which pune department has make seal send one copy to agra income tax department cricle where your return will file and take one copy with u...

In letter u show your reason of transfer of your residency...