Versions of Arizona Laws 37-1310. Emergency medical services on federal lands; payment; requirements; definition on LawServer 2024 Arizona Laws 37-1310. Emergency medical services on federal lands; payment; requirements; definition 2023 Arizona Laws 37-1310. Emergency medical services on federal lands; payment; requirements; definition 2022 Arizona Laws 37-1310. Emergency medical services on federal lands; payment; requirements; definition 2021 Arizona Laws 37-1310. Emergency medical services on federal lands; payment; requirements; definition