The requirements of this subsection apply only if they can be accomplished in a manner that is financially neutral to standard- offer service providers.

2.__Transmission and distribution utility administration.__ Transmission and distribution utilities shall administer the purchase and sale of electricity required under this section.__ Administrative costs incurred by a transmission and distribution utility under this subsection must be paid, in a manner established by the commission, by the generators of the electricity the purchase and sale of which the utility administers.

3.__Rules.__The commission shall adopt rules to implement this section, including, but not limited to, rules identifying how the commission assigns purchasing obligations to particular standard- offer service providers and the timing and manner of such obligations.__Rules adopted pursuant to this section are routine technical rules as defined in Title 5, chapter 375, subchapter 2- A.