673.3  Notice required.
  A domesticated animal professional shall post and maintain a sign on real property in which the professional holds an interest, if the professional conducts domesticated animal activities on the property. The location of the sign may be near or on a stable, corral, or arena owned or controlled by the domesticated animal professional. The sign must be clearly visible to a participant. This section does not require a sign to be posted on a domesticated animal or a vehicle powered by a domesticated animal. The notice shall appear in black letters a minimum of one inch high and in the following form:
WARNING

  Under Iowa law, a domesticated animal professional is not liable for damages suffered by, an injury to, or the death of a participant resulting from the inherent risks of domesticated animal activities, pursuant to Iowa Code chapter 673. You are assuming inherent risks of participating in this domesticated animal activity.
  If a written contract is executed between a domesticated animal professional and a participant involving domesticated animal activities, the contract shall contain the same notice in clearly readable print. In addition, the contract shall include the following disclaimer:
  A number of inherent risks are associated with a domesticated animal activity. A domesticated animal may behave in a manner that results in damages to property or an injury or death to a person. Risks associated with the activity may include injuries caused by bucking, biting, stumbling, rearing, trampling, scratching, pecking, falling, or butting.

  The domesticated animal may react unpredictably to conditions, including, but not limited to, a sudden movement, loud noise, an unfamiliar environment, or the introduction of unfamiliar persons, animals, or objects.

  The domesticated animal may also react in a dangerous manner when a condition or treatment is considered hazardous to the welfare of the animal; a collision occurs with an object or animal; or a participant fails to exercise reasonable care, take adequate precautions, or use adequate control when engaging in a domesticated animal activity, including failing to maintain reasonable control of the animal or failing to act in a manner consistent with the person’s abilities.
97 Acts, ch 61, §3; 98 Acts, ch 1100, §80