The Clarets secured a quick return to the Premier League this season and are focusing on bolstering Vincent Kompany’s squad.
The club’s American owners however are also looking to invest in another side and are eyeing Kompany’s native Belgium.
KV Kortrijk are the side that Burnley want and they have offered Tan over €15m.
According to Belgian journalist Sacha Tavolieri, Tan wants €17.5m in order to sell KV Kortrijk.
Burnley’s owners are optimistic that their proposal will be acceptable, but do not want to play the waiting game.
They want a quick response from Tan over their offer.
KV Kortrijk finished 14th in the Belgian top flight this season, four points clear of the relegation zone.
The previous campaign the side sat in 13th spot and it remains to be seen if Burnley send players over for experience if the takeover goes through.
