Alaska Stat. § 34.35.405 – Lien claim

(a) A person who claims a lien under AS 34.35.395 — 34.35.425 shall, within 90 days after the completion of the services or the cessation of the labor, record a claim of lien in the recorder's office of the recording district in which the property is located.
(b) The lien claim must contain a true statement of
1. (1) the demand and the amount of the demand after deducting all just credits and offsets;
2. (2) the name of the person by whom the claimant is employed and a statement of the terms and conditions of the contract of employment;
3. (3) a description of the property sufficient for identification on which the lien is claimed; and
4. (4) the name of the owner or reputed owner of the property.
(c) The lien claim shall be verified by the oath of the claimant or someone on behalf of the lien claimant who has personal knowledge of the facts.
(d) If there is no express contract of employment the claim must state the reasonable value of the work or services.