hiring of housekeeping services housekeeping services , hiring of mtas in cgst east , minimum wages unskilled worker for 26 days ( minimum wages must be followed as per the wages fixed by delhi government ) , minimum wages semi- skilled worker for 26 days ( minimum wages must be followed as per the wages fixed by delhi government ) , employees provident fund @ 13 % or as per rule , employees state insurance corporation contribution @ 3 . 25% or as per rule , service charges in % ( apllied on sum of sl . no . 1 . 01 , 1 . 02 , 1 . 03 & 1 . 04 ) , gst @ 18 %or as per rule ( on the sum of sl . no . 1 to 4 ) , the total value