Leader Jeffrey Donaldson has threatened to pull the party out of power-sharing.
The future of the DUP's involvement in power-sharing at Stormont could be decided at a special meeting of the party's executive later.
It's expected to see party officers given the authority to decide on its continued involvement in the devolved government.
DUP leader Jeffrey Donaldson recently threatened to pull the party out of power-sharing by November over the Brexit protocol.
Professor of British and Irish politics at the University of Liverpool, Jon Tonge, says there's a real danger the party will walk away from Stormont
Jon Tonge, says today's meeting could be significant