SBS Transit Ltd : Negotiated contract between the lta and SBS Transit under the bus contracting model) . Company has entered into public bus services contracts (collectively known as the `negotiated contract') with the land transport authority . Estimated total fee over the contract period averaging around 7 years is $5.32 billion . Contract for the operation of public bus services under the bus contracting model . Deal not expected to have a material impact for the current financial year ending 31 December 2016 . All figures in s$ .