573.21  Attorney fees.
  The court may tax, as costs, a reasonable attorney fee in favor of any claimant for labor or materials who has, in whole or in part, established a claim.
[C97, §3103; S13, §1989-a58; C24, 27, 31, 35, 39, §10318; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §573.21]