Which statement best describes the consequences of missing statutory deadlines in mechanics liens?

• A. The lien may be invalid or unenforceable
• B. It improves project cash flow
• C. There are no consequences
• D. The lien becomes automatically stronger

Answer: (A)

Missing deadlines in mechanics lien rules shuts down your right to collect through the lien. California law sets strict timeframes for when you must serve a preliminary notice and when you must file and record the lien. If you miss those windows, the lien can be considered invalid or unenforceable, meaning you may not be able to use it to recover money even if you provided labor or materials. The deadlines exist to keep disputes timely and clear for owners and lenders, not to reward late action. So the best description of the consequences is that the lien may be invalid or unenforceable.