Requiring public utilities to provide local government units owning +or operating on site distributed generation in parallel with the utility+ the option of purchasing maintenance, interruptible, supplemental and +backup electric power service from the utility on the basis of reserved +capacity and payment of related reservation fees, available replacement capacity +and energy at market prices or available replacement capacity and energy from +other utilities interconnected to the regional transmission system serving +the utility; requiring the public utilities commission (PUC) to adopt +rules by a certain date governing the right of local government units to +exercise the different options (ra)