The four SPFL clubs taking part in European competition in 2017/18 will discover the identity of their opponents on Monday.
Celtic are seeded in the draw for the second qualifying round of the Champions League, with the first leg scheduled for July 11/12.
Rangers and St Johnstone are both seeded in Europa League qualifying round one on June 29 and Aberdeen are also seeded when they enter in the second round on July 13.
Champions League qualifying round draw details
Europa League qualifying round draw details