Metro board members are still debating what form of a fare increase to enact this summer to help close an $189 million gap in the pending budget — but riders are likely to pay higher fares in some form.

A Metro board committee gave preliminary approval Thursday to a fare increase framework, sending it to the full board for its May 27 meeting. But many of the components remain under contention, including parking fee increases, peak of the peak fare charges and late-night weekend service cuts.