The provisions of sub-section 1 specify the procedures by which the purchaser may require the holder of a defence or security contract to use a competitive tendering procedure to select its sub-contractor or sub-contractors.
The provisions of sub-section 2 specify the obligations of the holder when the purchaser requires it to sub-contract part of its contract.
The provisions of sub-section 3 specify the rules for the competitive tendering of sub-contractors applicable to the holder of the contract.
The provisions of sub-sections 4 and 5 apply to all cases where the contractor uses sub-contractors.