Celtic v Kilmarnock – Saturday January 14 (ko 5.30pm)
Referee: William Collum
Assistant Referee 1: Dougie Potter
Assistant Referee 2: Gordon Crawford
Fourth Official: Grant Irvine
VAR: Greg Aitken
Assistant VAR: John McCrossan
Rangers v Aberdeen – Sunday January 15 (ko 3.00pm)
Referee: Nick Walsh
Assistant Referee 1: David Roome
Assistant Referee 2: Calum Spence
Fourth Official: Euan Anderson
VAR: Alan Muir
Assistant VAR: Alan Mulvanny
