The Supreme Court will wrap its 2017 session on Monday, which could include a decision on President Trump’s controversial travel ban.

The Supreme Court usually saves their most important decisions for their final day, and CBS News’ Paula Reid says it’s very likely they have come to a decision and they make that decision public on Monday. The justices met Thursday for their last scheduled private conference of the session.

The White House has asked the Supreme Court to allow it to go ahead and actually start enforcing this policy and hear arguments about in the fall. The Trump administration believes the Supreme Court is its best hope of having this policy upheld after two lower courts blocked, it saying it’s likely unconstitutional.