The hospital or town asserting a lien pursuant to the provisions of this chapter shall, within 30 days from the date its claim is satisfied, file its certificate of discharge with the town clerk where the lien is filed, and the town clerk shall make proper entry and index of the discharge in the hospital lien docket. All fees for recording of notices or discharges shall be at the expense of the hospital or town filing the same. (Added 1963, No. 209, § 6, eff. Oct. 1, 1963.)