FIX Inter-Party Latency (IPL)
HFTReview comments that the “Long-awaited standards that will help bring greater transparency to the murky world of sub-second trading are due to be rolled out next month”
The FIX Inter-Party Latency Working Group (FIX IPL) has been established to help the industry on its quest to achieve ever decreasing latency rates. The group is tasked with developing a standard that will allow the easy assembly of latency information on a consistent basis across multiple organizations.

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