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