B.C. Conservative Leader John Rustad is set to face a leadership review this summer as the province's centre-right party is embroiled by allegations of blackmail and at least two splinter parties.

Rustad's leadership review is part of the party's constitution, and unlike many other parties, will not take place at a large convention.

Instead, the votes will happen on a riding-by-riding basis, and the results will be announced at a convention in the fall. Rustad can only be removed if he receives l…