AR 5-18 governs the Army Stationing and Installation Plan and its official databases for Army installation planning populations.
View AR 5-18 on armypubs.army.mil
It establishes processes for collecting, analyzing, updating, and distributing stationing and installation population data. It covers force structure, training and tenant loads, geographic attribution, planning windows, databases, reports, website access, and certification requirements.
Provides the user with a 7-year planning window. (paragraph 2-2)
Within 60 days of receipt of the report, provide recommended changes through appropriate channels to the HQDA proponent for inclusion in the source databases (such as SAMAS, DRRSA, FMSWEB, ATRRS, ARNG, and USAR unit locations). (paragraph 1-14)
The unclassified website (https://asip.hqda.pentagon.mil) is available to authorized users worldwide, through a series of HQDA-approved security protocols. (paragraph 2-5)