1iC

1iC is a designation used to identify the principal subordinate commander in a military formation. This role is typically filled by the second-in-command of a unit, responsible for assisting the overall commander and executing their directives. The specific duties and authority of a 1iC can vary depending on the military branch, the size of the formation, and the operational context. Generally, the 1iC assumes command in the absence or incapacitation of the primary commander.

The term "1iC" is an abbreviation that signifies "First in Command." This designation underscores the 1iC's immediate readiness to assume leadership and their integral role in the chain of command. They are often involved in planning, training, and the day-to-day management of the unit. In many organizations, the 1iC is also responsible for maintaining discipline and morale among the troops.

Understanding the role of the 1iC is crucial for comprehending military organizational structures and operational procedures. Their position ensures continuity of command and operational effectiveness, contributing to the overall success of military missions. The specific responsibilities may be formalized in standing operating procedures or commander's guidance.