The California rules are not now in effect because of a court challenge.

In response to other court challenges, the administration has promised a decision by May 4.

If there is a court challenge, another year could be added to the process.

The law was expected to soon face a court challenge.

Again, it would probably take a court challenge to determine whether they have gone too far.

A court challenge would be the last resort, he said.

That won't stand up to any sort of court challenge.

A court challenge is expected regardless of the official results.

The new policy could take months to carry out in the face of expected court challenges.

But no one here expects that decision to stand without a court challenge.