Referee appointments for this weekend's games in the Ladbrokes Premiership, Championship, League 1 and League 2.
Ladbrokes Premiership - Friday
Aberdeen v Heart of Midlothian - Andrew Dallas (BT Sport, 7.45pm)
Ladbrokes Premiership - Saturday
Hamilton Academical v Ross County - Bobby Madden (Sky Sports, 12.30pm)
Hibernian v Kilmarnock - Don Robertson
Motherwell v Dundee - Nick Walsh
St Johnstone v Partick Thistle - Alan Muir
Ladbrokes Championship - Saturday
Brechin City v Queen of the South - Steven Kirkland
Dundee United v Livingston - Greg Aitken
Dunfermline Athletic v Dumbarton - Colin Steven
Falkirk v St Mirren - Stephen Finnie
Morton v Inverness CT - John Beaton
Ladbrokes League 1 - Saturday
Airdrieonians v Forfar Athletic - Gavin Ross
Ayr United v Albion Rovers - Barry Cook
East Fife v Stranraer - Scott Millar
Queen's Park v Arbroath - Steven Reid
Raith Rovers v Alloa Athletic - Gavin Duncan
Ladbrokes League 2 - Saturday
Clyde v Berwick Rangers - Mat Northcroft
Cowdenbeath v Annan Athletic - Graham Beaton
Montrose v Elgin City - David Lowe
Peterhead v Edinburgh City - Mike Roncone
Stirling Albion v Stenhousemuir - Kevin Graham
Ladbrokes Premiership - Sunday
Celtic v Rangers - Craig Thomson (Sky Sports, 12 noon)
