New Delhi, Sept. 11 -- Two people aware of the matter said the government plans to introduce a new model concession agreement (MCA) by the end of September to attract private investment in highway projects through the build-operate-transfer (BoT) mode.

The new model-approved post inter-ministerial consultations and awaiting legal vetting-envisages a plan where the investor could take up the entire risk of building a greenfield highway and collect toll during the concession period, one of the persons said.

It includes provision for compensation payment and extension of concession period for traffic variation and losses on account of competing parallel roads.

An easier exit and substitution clause in the model would provide a clearer def...