The _________ is a mandatory use document for all operational units.

The Unit Committed Munitions List (UCML) serves as a mandatory use document for all operational units because it outlines the specific munitions that each unit is authorized to use in the course of their operations. This list is crucial for ensuring that units are equipped with the right resources to accomplish their missions effectively and safely. Additionally, the UCML helps to standardize munitions usage across different units and operations, which is vital for logistical and training purposes.

In contrast, while the Operational Risk Management Plan is important for assessing and mitigating risks during operations, it does not directly address the specific munitions unit needs. The Weapons System Safety Program focuses on the safety protocols surrounding the use of weapons systems rather than specifying what munitions are committed to a unit. The Deployment Schedule, although critical for planning and coordination of operations, also does not serve the specific function of listing authorized munitions for operational units. Thus, the UCML is the most relevant and mandatory document for operational readiness in terms of munitions.