Arizona product liability laws help hold manufacturers and other parties in the chain of distribution responsible for defective products that cause harm. If the consumer is injured as a direct result of using a product they may have a claim.There are three broad categories of defective product claims for which defendants can be held liable for personal injury or other damages. Learn about product liability cases in Arizona, including types of claims, legal processes, and how to protect your rights after an injury. STEP 1: USING BLACK INK ONLY, Fill out the "Civil Cover Sheet. " â–« Write in "Maricopa" as the county. The Cost or Pricing Data is found to be defective. B. The Contract Price shall be reduced in the amount of the defect plus related overhead and. Products are considered to be defective when they have design, manufacturing, or marketing defects. Find the best products liability attorney serving Maricopa County.