surcharge referred at sub-section (4) of Section 42 of the Act. Therefore, it is clear that the provisions with reference to surcharge, cross subsidy, referred to in sections 38, 39 and 40, is in the context of open access, which is allowed for conveyance of electricity, but not in the context of either cross subsidy surcharge or additional surcharge. In other words, these provisions i.e, Section 38(2)(d)(ii) and Section 39(2)(d)(ii) and Section 40(c)(ii) and proviso to sub-section (2) of Section 42 of the Act deal with the manner of procedure how this surcharge has to be utilised. The utilisation of additional surcharge is also meant for sharing the burden of fixed cost of power purchase and also for meeting the requirements of current level of cross subsidy existing in the tariff of the distribution licensees. In this background, one has to understand what exactly is stranded capacity. The obligation of distribution licensee to supply power on the tariff approved by the Commission, which includes fixed cost of such distribution licensee and the same gets stranded when State Commission permits a consumer or class of consumers to receive supply of electricity from a person other than the distribution licensee of his area of supply. If the consumer or group of consumers change their source of supply since distribution licensee has the obligation to meet fixed cost if such quantum of power gets stranded as consumer or group of consumers go out of the purview of distribution licensee of such area, the statute imposes an obligation on such