All contracts commonly known as “grubstaking,” except as between the parties making them, are void unless in writing, subscribed by the parties, and recorded with the recorder of the recording district in which the location is made. The contract must contain the names of the parties and the duration of the contract.
AS 27.10.020
Grubstake contracts to be in writing and recorded
Official source: Alaska State Legislature. Reproduced from public-domain Alaska statutes; confirm against the official source for the current text. Not legal advice.