The building has been out of use for years
Ramsey's tram station is up and running again after several years.
Isle of Man Transport is asking people to take 'extra care' in the Parsonage Road area.
Deputy Chair of the commissioners Rob Cowell says they are 'delighted' to see it back in use because the building was a bit of an 'eyesore'.
He says the support from one of its MHKs helped in making the building usable again:
Tynwald to consider Assisted Dying Bill amendments in June
Douglas Council seeks permission for building compound on Ballanard Road playing field
DoI has 'really big' issues to address at Island's airport
Ramsey MHK Alex Allinson won't be seeking re-election