The TCIA accreditation is a consumer confidence program administered by America’s oldest and most respected tree care trade association, the TCIA. TCIA accreditation is built upon a foundation of ethics, quality, and consumer confidence. The TCIA accreditation program is a voluntary program that credentials tree service companies that meet a strict criteria for professionalism, employee training, state and federal regulations, business ethics, and customer satisfaction. During TCIA accreditation, tree service companies undergo an extensive review and audit of professional and business practices aimed at protecting the consumer. TCIA Accreditation looks at the overall manner in which the tree service conducts business.