TCIA-Tree Care Industry Association
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Tree Care Industry Association (TCIA)

IHS Markit is your source for TCIA standards and publications.

Established in 1938 as the National Arborist Association, today's TCIA is a trade association of more than 2,300 commercial tree care firms and affiliated companies.

TCIA develops safety and education programs, standards of tree care practice, and management information for arboriculture firms around the world. TCIA provides continuing education, training, conferences and publications to promote the safe and appropriate practice of tree care.