Section 8(2)(b) in The Domestic Leased Circuits Regulations, 2007
(b)on receipt of requisite payment from the requesting specified service provider, provide the requesting specified service provider, the Domestic Leased Circuits or Local Lead of Domestic Leased Circuit, as the case may be, on "Rent and Guarantee Terms" or "Special Construction basis" or "Contribution basis" as may be agreed upon between them;