Oct 29 (Reuters) - Spark Infrastructure Group SKI.AX :
* Notes that the aer has released its final determination on sa power networks' 5-year regulatory period which started on 1 July 2015
* Sa power networks will continue to operate under terms of aer's preliminary determination for the first 12 months of its 5-year regulatory period
* `no disadvantage' true up will then occur with any under-recovery of revenue to be made up in years 2-5 of regulatory period
* Sa power networks is reviewing the final determination"
* Also notes number of appeal matters relevant to rate of return for network service providers are currently before Australian competition tribunal
* Source text for Eikon ID:nASX643kBw