In actions respecting mining claims, proof must be admitted of the customs, usages, or regulations established and in force at the bar or diggings embracing such claim; and such customs, usages, or regulations, when not in conflict with the laws of this State, must govern the decision of the action.
Cal. Civ. Proc. Code § 748
Actions for the Recovery of Real Property, and Other Provisions Relating to Actions Concerning Real Property
Enacted 1872.
Official source: California Legislative Information. Reproduced from public-domain California statutes; confirm against the official source for the current text. Not legal advice.