- Reference
The Army memorandum under AR 25-50
How an Army memorandum is built, the three types you will actually write, and the formatting rules that get a memo returned when they are missed.
- Section
Staff & Admin Aids
OPORD and WARNORD formats, memorandums, staff estimates, personnel actions, and the forms behind each one.
- AR 25-50Publication
Preparing and Managing Correspondence
AR 25-50 is the standard for Army correspondence: memorandums, letters, and the rules for signature blocks, distribution, and endorsements. It is the reference that decides arguments about formatting in an S1 shop. The 10 October 2020 edition is still the current one.