Voters will go to the polls in the west of the Isle of Man on Thursday, September 10.
By-elections will take place in Peel and Glenfaba following the elevation of Tim Crookall and David Anderson to the Legislative Council last month.
Nomination day – the date when candidates confirm their intention to stand – will be Monday, August 10.
A government statement released this morning (Thursday) says public notices including further information will be published at the beginning of next month.
Leslie Hanson announced his intention to stand for the seat in Peel on June 26.