With teams currently beavering away to get their business done before the transfer window slams shut, how much time do they have remaining?
In Spain, La Liga sides must completed their business before midnight CET on January 31st, as is the case with most big, European leagues.
Ligue 1 and the Premier League share the same deadline as La Liga as do the Belgian and Turkish leagues, though Serie A clubs must complete their business by 23:00 CET the same day.
The Bundesliga has also brought the deadline forward, considerably so in fact, with their window closing at 18:00 CET on the 31st.
The other main differences are in Portugal and Russia, with Portuguese clubs having until 01:00 on February 2nd and Russian sides until midnight on February 24th.
Here are the transfer deadlines across Europe (all times in GMT):
Spain: January 31st, 00:00.
Italy: January 31st 00:00.
Germany: January 31st, 18:00.
Turkey: January 31st, 00:00.
Belgium: January 31st, 00:00.
England: January 31st, 00:00.
France: January 31st, 00:00.
Portugal: February 2nd, 01:00.
Russia: February 24th, 00:00.