Ideally, composite restorations should be finished and polished:

Question

Quizplus · Accepted Answer

Composite restorations can be finished and polished at time of placement because composite hardens immediately. Waiting 24 hours is acceptable, but it is not ideal because the sooner the composite is polished, the less plaque it will accumulate. Waiting 1 week is acceptable, but it is not ideal as the sooner the composite is polished, the less plaque it will accumulate. Waiting 1 month is acceptable, but is it not ideal as the sooner the composite is polished, the less plaque it will accumulate.

Ideally, Composite Restorations Should Be Finished and Polished