račun primaoca

1. (on a payment slip) payee's account; recipient's account
   Račun primaoca prepišite tačno, bez ijedne greške. — Copy the payee's account exactly, without a single mistake.
   Na uplatnici je upisan pogrešan račun primaoca. — The wrong payee account is written on the slip.

Here «račun» means a bank account, not a bill or receipt.