The referees for this weekend's Premiership fixtures have been announced.
The domestic campaign gets underway in Scotland on Saturday, with the 2023/24 season starting with five games.
Celtic will take on Ross County at home in the early kick-off, as the Scottish champions unfurl the league flag.
There are three games at 3pm, while Kilmarnock will host Rangers in the evening game, which will be broadcast live on Sky Sports, along with Celtic's opening fixture. Hibs host St Mirren on Sunday.
Nick Walsh will take charge of Celtic vs County. The game will kick off at 12.30pm in Glasgow's east end.
David Roome and Chris Rae have been appointed as Walsh's assistants while Colin Steven is the fourth official. Greg Aitken is the VAR and will be assisted by Alan Mulvanny.
At Rugby Park, Willie Collum will be the man in the middle. He will be assisted by Dougie Potter and Craig Ferguson, with Scott Lambie fulfilling the fourth official job.
Lead VAR is Andrew Dallas and he will be assisted by Gary Hilland.
John Beaton will be in charge of Livingston vs Aberdeen, David Dickinson will ref Dundee vs Motherwell and Steven McLean will be the main official for St Johnstone vs Hearts.
Euan Anderson will take charge of Hibs against St Mirren on Sunday, August 6.
Meanwhile, Motherwell have announced the signing of former St Johnstone strike Theo Bair on a two-year deal.
Departing McDiarmid Park in the summer, Canadian international Bair made 38 appearances in Perth.
The 23-year-old came through the ranks at Vancouver Whitecaps.
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