There is wide support in the parliament for the move, with the only party against the plans the Christian Democrats. They are also in a minority in the government, with three out of four of the ruling parties also in favour, but the Christian Democrat’s opposition means the government is unable to put forward a motion itself.
This is the first time the three opposition leaders have put forward a common motion, and they are now hoping enough gay friendly MP’s from the government parties will rebel so they can get a majority in the parliament vote. The government’s small majority mean that only four MP’s have to switch sides.
Swedish gays and lesbians can currently become legal partners, but this isn’t quite the same as heterosexual marriage.