(1) Any retail customer of a cooperative with a peak load of 1 megawatt or greater shall be provided the opportunity to choose an alternative electric supplier subject to the provisions in section 10a.

  (2) The commission shall not require a cooperative electric utility or an independent investor-owned utility with fewer than 60 employees to maintain separate facilities, operations, or personnel, used to deliver electricity to retail customers, provide retail electric service, or to be an alternative electric supplier.

  (3) Any debt service recovery charge, or other charge approved by the commission for a cooperative electric utility serving primarily at wholesale may, upon application by its member cooperative or cooperatives, be assessed by and collected through its member cooperative or cooperatives.

  (4) The commission shall not prohibit a cooperative electric utility from metering and billing its customers for electric services provided by the cooperative electric utility.