A FlyerTalk Posting Legend
Join Date: Sep 2009
Location: Minneapolis: DL DM charter 2.3MM
Programs: A3*Gold, SPG Plat, HyattDiamond, MarriottPP, LHW exAccess, ICI, Raffles Amb, NW PE MM, TWA Gold MM
Posts: 102,617
I'm guessing that it's twenty years only on the legacy Marriott side. IIRC some people tried to get their lifetime records from Starwood well before the merger and were told that the data earlier than about 2000-2005 isn't complete.