PART 2Discounted supply price
CHAPTER 2Categorisation of supply contracts
Methodology for contract categorisation12
A supplier must—
a
establish a methodology setting out the basis on which it will make the determinations under regulation 11(1);
b
keep the methodology under review and update it if appropriate, having regard in particular to—
i
any change in the basis or terms on which it enters or offers to enter into supply contracts;
ii
any determination of the Secretary of State in respect of the categorisation of the supplier’s supply contracts under Chapter 4 of Part 5;
c
maintain, in respect of each supply contract, the data necessary to make the determinations under regulation 11(1) in accordance with the methodology;
d
ensure that it has in place reliable systems and procedures to apply the methodology.