Answer: True
Step-by-step explanation:
NIMS(National incident management system)principle contains the guidelines regarding incident management which helps to deal with emergency situations and take appropriate steps of recovery, resource management and preventive measures.
NIMS department and communities implement these regulations and guidelines to various jurisdictional stages and departments.It also includes private and public sectors to unite them for working effectively and efficiently in management and improvement of incident management.
Thus, the given statement is true.