THE OWING PARTY SHALL EFFECT PAYMENT FOR THE DIFFERENTIAL BETWEEN THE FINAL PRICE AND THE PRICE QUOTED IN THE TAX INVOICE WITHIN TEN (10) WORKING DAYS AFTER THE DATE OF THE CREDIT OR DEBIT NOTE (THE DATE OF THE CREDIT OR DEBIT NOTE TO COUNT AS DAY ZERO (0). FOR THE AVOIDANCE OF DOUBT, NO INTEREST SHALL BE PAID FOR THE DIFFERENCE BETWEEN THE TAX INVOICE AND THE DEBIT/CREDIT NOTE DURING THE PERIOD BETWEEN THE PAYMENT DUE DATE AND FINAL ADJUSTMENT DUE DATE.