A demand from the united auto workers union for an election, now it's up federal regulators to decide what happens next at the chattanooga plant.

The u-a-w tried to organize a union in 2014, but it failed.

Instead, a small union for maintenance workers was organized instead.

Now, the united auto workers hope to have just one union at the plant for both production and maintenance workers.

The final decision may come from the federal government.

The national labor relations board is set to take up the u-a-