Which NIMS guiding principle supports interoperability among multiple organizations?

The guiding principle that supports interoperability among multiple organizations is standardization. This principle emphasizes the importance of having common practices, procedures, and terminology across various agencies and organizations involved in incident management. By establishing standardized communication methods, protocols, and operational guidelines, different organizations can work together more effectively during an incident. This ensures that when multiple agencies respond to emergencies, they have a shared understanding of how to execute tasks and communicate, which is crucial for a cohesive and coordinated response.

Standardization lays the groundwork for interoperability by enabling seamless collaboration among diverse entities, including local, state, and federal agencies, as well as private sector and non-profit organizations. This interoperability is essential to ensure that responses are efficient and that all parties can work towards common objectives without confusion or conflict stemming from differing procedures or terminology.