2. Restricts personnel from sharing information with each other.
'Restricts personnel from sharing information with each other' is NOT part of the NIMS Management characteristic of Chain of Command.
Sharing information is very important among individual staff to ensure that they are aware of the full situation they are experiencing during an operation.
Limiting information will create confusion and might let to problems during an operations. It will make resource use less efficient and be a major obstacle to the team achieving its goal.
For this reason, Allowing employees to share information is an important part of the NIMS management feature of the Chain of Command.