The assistant referees are Stephen Mitchell and Joe Lawson. Greg Aitken has been appointed as the fourth official.
The final is being played at Easter Road Stadium, Edinburgh, on Sunday, April 6, kick-off 4.05pm.
Meanwhile, Rangers have made a limited number of tickets available for their League One clash with Arbroath this weekend.
Ally McCoist's side make their final trip of the season to Gayfield on Saturday as they look to maintain their unbeaten run.
Briefs are available to season ticket holders, priced £15 for adults and £10 for concessions and juveniles by emailing email@example.com