caiso notification ct 1487 energy exchange program neutrality adjustment energy exchange program neutrality adjustment charge type 1487 sc settlement contacts background may know energy exchange program began trade date 11 14 2000 program iso obtained needed energy real time market rather paying energy purchase later returned energy another period necessarily one one exchange incoming energy created positive neutrality adjustment energy returned negative neutrality adjustment ensued since incoming outgoing energy usually valued differently cost shift associated transaction cash neutral iso iso created charge type 1487 developed allocation cost scs participating market incoming schedules notification iso created charge type 1487 whenever energy exchange account closed reaches zero balance incurred costs calculated allocated sc based total negative uninstructed energy intervals incoming schedules took place new charge type appear beginning june 30 2001 statements published august 23 2001 addition accounts reached zero balance early december 2000 therefore allocations may may appear statement rerun data ct 1487 semi automated charge meaning collection energy data automated manual charge type within manual line item records require change settlement system note charge appear every statement energy exchange account closed reaches zero balance questions please contact client relations account manager client relations communication crcommunications caiso com