Civil Code section 1420

Persons who have heretofore claimed the right to water, and who have not constructed works in which to divert it, and who have not diverted nor applied it to some useful purpose, must, after this Title takes effect, and within twenty days thereafter, proceed as in this Title provided, or their right ceases.

Source: Section 1420, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=CIV§ionNum=1420. (accessed Jul. 13, 2026).

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Up to date

Verified:
Jul. 13, 2026

§ 1420's source at ca.gov

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Location: https://california.public.law/codes/civil_code_section_1420

Original Source: Section 1420, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=CIV§ionNum=1420. (last accessed May 12, 2025).