What is the purpose of Army regulation AR 25-51?
The purpose of AR 25-51 is to establish policies and procedures for the effective and efficient management of official mail and distribution within the Army.

Who does Army regulation AR 25-51 apply to?
AR 25-51 applies to all Army personnel, both military and civilian, who are involved in the management, handling, and distribution of official mail.

What is considered official mail?
Official mail includes all written or printed matter, regardless of its physical form or characteristics, that is authorized or prepared for official transmission, receipt, or distribution within the Army.

Are there any restrictions on the use of official mail?
Yes, official mail should only be used for official and authorized purposes. It should not be used for personal correspondence, advertising, solicitation, or any other unauthorized activity.

What are the responsibilities of Commanders in regards to official mail?
Commanders are responsible for establishing and maintaining an efficient official mail distribution system, ensuring compliance with regulations, and appointing personnel to manage and supervise official mail activities.

How should classified mail be handled?
Classified mail must be handled in accordance with established security procedures and safeguarded against unauthorized access. It should be sent through registered mail channels and marked with the appropriate security classification.

Are there any requirements for packaging official mail?
Yes, official mail should be properly packaged to protect the contents and ensure efficient handling. Appropriate packaging materials must be used, and clear addressing, return addresses, and labels should be affixed.

Can official mail be sent electronically?
Yes, the use of electronic mail (e-mail) is encouraged for official correspondence, as long as it is in compliance with guidance provided by the Army and applicable security policies.

What should be done with undeliverable official mail?
Undeliverable official mail should be promptly returned to the sender or forwarded to the appropriate office for further handling or corrections. It should not be kept or discarded without proper action.