tender for providing outsourced manpower services ( security services ) , outsource services manpower services ( security staff ) , administrative charge %agenote:1 . the service charges will be based upon the % basis upon the total basic wages only that is to be paid to the manpower . the % of adminstrative/ service charge will not be changed during the period of the contract or its subsequent extenstion ( if applicable ) 2 . it is also informed that the department of finance , govt . of punjab , vide letter dated 01/08/2019 decided that maximum service charges paid to the service provider/contractor shall in no case be more than 2 . 5% ( two and half percent ) of the amount of contract .