a. Workers whose nature of work and employment contract allow the worker multiple exit from the jobsite and re-entry to the Philippines for at least three (3) times within a period of one (1) year during the duration of his/her employment contract;
b. Filipino cabin crew and flight attendants of commercial aircrafts who are joining their operational flights outside of the country, and who are not in possession of
permanent resident visa issued by their foreign host countries; and
c. Other categories of returning workers whose contract of employment provides frequent scheduled vacations or rotational leave