Referee appointments for this weekend's games in the Ladbrokes Premiership and SPFL play-offs.
Premiership play-off final, 2nd leg - Friday
Livingston v Dundee United - Don Robertson (BT Sport, 7.45pm)
Ladbrokes Premiership - Saturday
Dundee v Partick Thistle - Steven McLean
Motherwell v Hamilton Academical - Alan Muir
St Johnstone v Ross County - Nick Walsh
League 1 play-off final, 2nd leg - Saturday
Peterhead v Stenhousemuir - Greg Aitken
League 2 play-off final, 2nd leg - Saturday
Cowdenbeath v Cove Rangers - Steven Kirkland (2.00pm)
Ladbrokes Premiership - Sunday
Celtic v Aberdeen - Craig Thomson (Sky Sports, 12.30pm)
Hibernian v Rangers - Andrew Dallas (BT Sport, 12.30pm)
Kilmarnock v Heart of Midlothian - Stephen Finnie (12.30pm)
Championship play-off final, 2nd leg - Sunday
Dumbarton v Alloa Athletic - John Beaton (BBC ALBA, 4.10pm)