P401 · Precautionary statementStore in accordance with…

Precautionary · StoragePhysical

P401 is the GHS precautionary statement “Store in accordance with…”. UN GHS Annex 3 assigns it to Explosives (chapter 2.1), Category 1, 2A, 2B, 2C and Desensitized explosives (chapter 2.17), Category 1, 2, 3, 4. The English wording is the same as UN GHS Rev.11 in US OSHA, EU CLP and Canada. Canada’s official French text is “Stocker conformément à…” and Mexico’s Spanish text is “Almacenar conforme a…”. In the UN GHS Rev.11 label matrix it is used with 7 hazard statements (UN only).

Maintained by Valenc. Data checked 2026-10-20.

Heading text: UN GHS Rev.11 Annex 3. Wording can differ by jurisdiction; see the table below.

Wording by jurisdiction

UN GHS Rev.11

Same as UN

GHS Rev.11 (2025), Annex 3

Store in accordance with…

UN GHS Rev.11, Annex 3, Table A3.2.4, PDF p. 333

US OSHA HCS

Same as UN

HCS 2024 · primarily GHS Rev.7, some Rev.8

Store in accordance with …

29 CFR 1910.1200 App. C, matched by wording

EU CLP

Same as UN

EU_CLP_2025 · consolidated 1 Jul 2026

Store in accordance with… .

EU CLP, Annex IV, Part 2

Canada (EN)

Same as UN

WHMIS_2022 · GHS Rev.7 (Rev.8 for chemicals under pressure)

Store in accordance with…

GHS Rev.7 Annex 3 Table A3.2

In GHS Rev.7 this statement is only assigned to classes or categories that the HPR does not adopt.

Canada (FR)

Adopted

WHMIS_2022 · SGH Rév.7, texte officiel

Stocker conformément à…

GHS Rev.7 Annex 3 Table A3.2

Mexico (ES)

Adopted

NOM-018-STPS-2015 · GHS 5th revised edition

Almacenar conforme a…

NOM-018-STPS-2015, DOF 9 October 2015, Apéndice D, Tabla D.1, PDF p. 38

Hazard classes and categories

Explosives (chapter 2.1) · Category 1, 2A, 2B, 2C
Desensitized explosives (chapter 2.17) · Category 1, 2, 3, 4

UN GHS Rev.11 Annex 3, sections 1 and 2

H statements it is used with in the UN GHS Rev.11 label matrix only

UN GHS Rev.11 only. EU CLP, US OSHA, Canada (GHS Rev.7) and Mexico assign their own P statements; check the regulation for your market.

H204 H206 H207 H208 H209 H210 H211

UN GHS Rev.11 Annex 3, section 3. Listed for at least one category that uses each H statement.

Conditions for use

... Manufacturer/supplier or the competent authority to specify local/regional/ national/international regulations as applicable.

Quoted as published in UN GHS Rev.11 Annex 3, section 2. List markers are shown as bullets.

Change in UN GHS Rev.11

No change to the wording or the hazard classes in Annex 3 compared with Rev.10.

Sources

Each cell in the table names the official table and page for P401. Full citations, links and revision notes for UN GHS Rev.11, US OSHA, EU CLP, Canada and Mexico: Sources and revision notes.

These are regulatory phrases for labels and safety data sheets. Check them against the official source for your jurisdiction before use.