California Code
ARTICLE 1 - Exceptions
Section 646.

646. An exception is an objection upon a matter of law to a decision made, either before or after judgment, by a Court, tribunal, Judge, or other judicial officer, in an action or proceeding. The exception must be taken at the time the decision is made, except as provided in section six hundred and forty-seven.

(Amended by Code Amendments 1875-76, Ch. 517.)