Papers must be submitted by candidates by 1pm
Nominations for the Douglas South by-election close at lunchtime.
Candidates hoping to stand in next month's vote most submit their nomination papers to the returning officer by 1pm today.
So far, 10 people have declared their intention to stand in the election, which takes place on 27 August.
Two seats in the House of Keys are available following the death of Bill Malarkey and the resignation of Kate Costain.