How about the calculation of pending leave...

Please note that, according to the information provided to us in your inquiry and in accordance with the Federal Labour Law, and with regards to the payment of leaves, it is paid to the worker on the basis of the last salary, including increases. Article (80):
The employer shall pay to the employee, prior to the annual leave thereof, the entire wage due thereto in addition to the leave pay determined by virtue of the provisions hereof.
** Therefore, expenditures are based on the last salary and not on the base salary agreed with the employer.