Where do I download the official DA PAM 40-503?

The official copy is published on Army Publishing Directorate (https://armypubs.army.mil).

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DA PAM 40-503 — THE ARMY INDUSTRIAL HYGIENE PROGRAM

Q: Is DA PAM 40-503 current?

DA PAM 40-503 is listed as current in the Army Publishing Directorate catalog (publication date 2013-04-02).

DA PAM 40-503 is listed as current Current
in the Army Publishing Directorate catalog as of our last index refresh (2026-07-11). Note: its publication date is 2013-04-02 — 13 years old — so check for newer interim changes before citing it.

Branch	U.S. Army
Series	DA PAM
Publication date	2013-04-02 (13.3 years ago)
Status	Current
Proponent / OPR	TSG
Source of record	Army Publishing Directorate

Official document (Army Publishing Directorate)

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Nearby in the DA PAM series

DA PAM 40-21 — ERGONOMICS PROGRAM Current
DA PAM 40-501 — ARMY HEARING PROGRAM Current
DA PAM 40-502 — MEDICAL READINESS PROCEDURES Current
DA PAM 40-506 — THE ARMY VISION CONSERVATION AND READINESS PROGRAM Current
DA PAM 40-507 — PREVENTIVE DENTISTRY Current

This is an unofficial index built from the public catalog. The controlling copy is always the one on Army Publishing Directorate — verify there before citing DA PAM 40-503 in an official product.