In addition to the information provided in accordance with Article 6.4.1, each invoice shall clearly identify, for each item charged or credited, the:
(a) Location.
(b) Number of WELL (for drilling and drilling related activities).
(c) Name of the drilling unit (for drilling and drilling related activities).
(d) Description of the WORK.
(e) Date or period the WORK was performed to which such item refers.
(f) CONTRACTOR bank details, for remittance of payments, including bank name, address and account number.