§ 7820. Severability. If any clause, sentence, paragraph, section or
part of this article shall be adjudged by any court of competent
jurisdiction to be invalid and after exhaustion of all further judicial
review, the judgment shall not affect, impair or invalidate the
remainder thereof, but shall be confined in its operation to the clause,
sentence, paragraph, section or part of this article directly involved
in the controversy in which the judgment shall have been rendered.