OBS_VALUE: The number of foreign employees, in both national and foreign companies, may not exceed 20% of the total payroll. Employers may ask for this quota to be waived  when it comes to specialized professional or technical personnel or managerial personnel of a new or renewed business activity.  Among the exceptions to this quota are also the cases of foreign personnel that works in a multinational services company. Moreover the salaries of all foreign employees may not exceed 30% of the total payroll. 