Planning Standard: Provisions should be in place for interface and coordination with Federal, state,
tribal, and local agencies and organizations responsible for offsite emergency response and for protection
of the environment and the health and safety of the public. [5500.3A 11.c.(2)]
The plan should provide for interface and coordi-
nation with Federal, state, tribal, local, and private
agencies and organizations responsible for offsite
emergency response. If possible, interrelationships
with Federal, state, tribal, and local organizations
should be prearranged and documented in formal
plans, agreements, understandings, and/or other
prearrangements for mutual assistance.
The plan should include an overview of relation-
ships, both formal and informal, with offsite
The plan should specify operational interfaces
between onsite and offsite EOCs, including an
organization chart depicting communication links.