Section 18398 Of Chapter 5. Levying And Collecting The Assessment From California Streets And Highways Code >> Division 14. >> Part 2. >> Chapter 5.

. The validity of any assessment levied under this part shall not be contested in any action or proceeding unless such action or proceeding is commenced within 30 days after the city council has acquired jurisdiction to confirm the report and assessment and any appeal from a final judgment in such an action or proceeding shall be perfected within 30 days after the entry of such judgment.