What specific authorization is required to roll OCP sleeves?

Rolling OCP (Operational Camouflage Pattern) sleeves requires specific authorization from the unit commander. This regulation is in place to maintain uniformity, discipline, and adherence to the Army's standards of appearance and effectiveness in various environments. The unit commander has the authority to set guidelines for uniform wear, including the conditions under which sleeves may be rolled. This fosters a cohesive and professional appearance within the ranks, which is essential for unit identity and morale.

The other options do not align with the Army’s policies regarding uniform standards. A personal preference undermines the uniformity that is a core principle of military service, and leaving such decisions to the sergeant major or collective agreements can create inconsistencies within the unit. Thus, the need for authorization from the unit commander ensures that there are established standards that are uniformly applied.