17 C.F.R. § 49.2
(a) As used in this part:
(8) Non-affiliated third party. The term “non-affiliated third party” means any person except:
(9) Person associated with a swap data repository. The term “person associated with a swap data repository” means:
(10) Position. The term “position” means the gross and net notional amounts of open swap transactions aggregated by one or more attributes, including, but not limited to, the: