(a) Except as otherwise provided in this article, after the expiration of 30 days following the recording of a lien created pursuant to Section 6814, the lien may be enforced in any manner permitted by law, including sale by the court, sale by the trustee designated in the notice of delinquent assessment, or sale by a trustee substituted pursuant to Section 2934a.
(b) Nothing in Article 2 (commencing with Section 6808) or in subdivision (a) of Section 726 of the Code of Civil Procedure prohibits actions against the owner of a separate interest to recover sums for which a lien is created pursuant to Article 2 (commencing with Section 6808) or prohibits an association from taking a deed in lieu of foreclosure.