The match officials who have been appointed for the Premier League's Matchweek 22 fixtures are as below.
Kick-off 3pm unless stated.
Saturday 21 January
12.30pm Liverpool v Swansea City (BT Sport)
Referee: Kevin Friend
Assistants: D Cann, M Scholes
Fourth official: N Swarbrick
AFC Bournemouth v Watford
Referee: Lee Mason
Assistants: M McDonough, A Holmes
Fourth official: J Linington
Crystal Palace v Everton
Referee: Anthony Taylor
Assistants: G Beswick, S Bennett
Fourth official: J Moss
Middlesbrough v West Ham United
Referee: Martin Atkinson
Assistants: S Child, D Bryan
Fourth official: P Tierney
Stoke City v Manchester United
Referee: Mark Clattenburg
Assistants: J Collin, R West
Fourth official: G Scott
West Bromwich Albion v Sunderland
Referee: Craig Pawson
Assistants: S Long, S Massey-Ellis
Fourth official: C Kavanagh
5.30pm Manchester City v Tottenham Hotspur (BT Sport)
Referee: Andre Marriner
Assistants: S Beck, A Garratt
Fourth official: M Jones
Sunday 22 January
12.00pm Southampton v Leicester City (Sky Sports)
Referee: Michael Oliver
Assistants: S Burt, C Hatzidakis
Fourth official: R East
2.15pm Arsenal v Burnley (Sky Sports)
Referee: Jonathan Moss
Assistants: M Perry, A Halliday
Fourth official: A Taylor
4.30pm Chelsea v Hull City (Sky Sports)
Referee: Neil Swarbrick
Assistants: S Ledger, M Wilkes
Fourth official: G Scott