Example: Mohamed is an employee in a governmental unit, gets the following during 2008: L.E.900 per month as basic salary (of which L.E.100 special security). L.E.350 per month as a work nature allowance. L.E. 10 as a social increment. L.E. 50 as transport allowance. L.E.60 as special increment not added to the basic salary.

L.E.600 as representation allowance needed for work. He pays insurance premium of L.E.150 per month on his life in favor of his wife and his minor sons. Required: Compute the due tax per month.