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