Referee appointments for this weekend’s games in the Ladbrokes Premiership, Championship, League 1 and League 2.
Ladbrokes Premiership - Saturday
Aberdeen v Heart of Midlothian - Steven McLean (BT Sport, 12.15pm)
Inverness CT v Ross County - Craig Thomson
Kilmarnock v Partick Thistle - John Beaton
Motherwell v St Johnstone - Greg Aitken
Rangers v Hamilton Academical - Don Robertson
Ladbrokes Premiership - Sunday
Dundee v Celtic - Willie Collum (Sky Sports, 12.30pm)
Ladbrokes Championship - Saturday
Dunfermline Athletic v Ayr United - Bobby Madden
Falkirk v Morton - Alan Muir (BBC ALBA, 5.15pm)
Hibernian v Dumbarton - Gavin Duncan
Queen of the South v St Mirren - Andrew Dallas
Raith Rovers v Dundee United - Craig Charleston
Ladbrokes League 1 - Saturday
Airdrieonians v Stenhousemuir - Steven Kirkland
Albion Rovers v Peterhead - Stephen Finnie
East Fife v Alloa Athletic - Crawford Allan
Queen's Park v Brechin City - Ryan Milne
Stranraer v Livingston - Craig Napier
Ladbrokes League 2 - Saturday
Berwick Rangers v Arbroath - Scott Millar
Clyde v Edinburgh City - Lloyd Wilson
Cowdenbeath v Montrose - John McKendrick
Elgin City v Forfar Athletic - Graham Beaton
Stirling Albion v Annan Athletic - David Munro