New York City congestion pricing will start this weekend as planned, MTA Chair and CEO Janno Lieber declared Monday, despite a New Jersey judge earlier in the day partially siding with some who sought to delay it.

A federal judge faulted New York’s plan to charge drivers entering Manhattan’s central business district over its impacts on neighboring New Jersey, which could create a new obstacle for the congestion pricing program just before it’s set to take effect.

The rollout of NYC’s congestion pricing plan remains uncertain after a federal judge issued a partial ruling on New Jersey’s lawsuit. Both states are claiming victory over whether the toll system will begin Sunday,