Final answer:
The Integrated Deployment Plan (IDP) must be revised or republished within 6 months after a new unit with deployment commitment is activated to ensure accurate planning and resource allocation for its operations.
Step-by-step explanation:
The Integrated Deployment Plan (IDP) must be republished or revised within 6 months of activation of a new unit with deployment commitment. This time frame is crucial to ensure that the IDP accurately reflects the current capabilities, resources, and deployment commitments of the new unit. Timely updates to the IDP enable effective planning and resource allocation, which are essential for readiness and success of the unit's deployment operations.