Rules on PH Coat-of-Arms and Great Seal

Provinces and chartered cities may adopt their own coats-of-arms reflecting local heraldry and characteristics, upon recommendation from the Philippine Heraldry Committee and presidential approval.
Historical coats-of-arms used during the Spanish regime, such as Manila’s, may be retained.

Circular seal using the arms as described but excluding the scroll and its inscription.
Features a double marginal circle inscribed with "Commonwealth of the Philippines" above and "United States of America" below, separated by two stars.
Colors are not mandatory when affixed.
Custody of the Great Seal is vested in the President of the Philippines.
Applied to commissions signed by the President and other official documents as required.

Seals of Congress, Supreme Court, and Departments resemble the Great Seal but include identifying wording, with a maximum size of 7/8 of the Great Seal.
Courts of Appeals and other entities use the Coat-of-Arms without crest or scroll and include the entity’s name; their seals cannot exceed 2 inches in diameter.
Local government seals are permitted if legally authorized and may incorporate local coats-of-arms.
Ordinary administrative seals on routine internal documents are distinct and must not bear the national Coat-of-Arms.

Only the President's personal flag shall display the full-color National Coat-of-Arms.
Other authorized personal flags display the seal emblem of their corresponding department.

Strict adherence to design prescribed by Commonwealth Acts No. 602 and 614 for armed forces insignia is required.
Police badges may only use the shield portion without crest and include a scroll naming the local government.
Government vessels (excluding labor craft) and planes may display the Coat-of-Arms in full color, gold, or silver.
Government vehicles may display the Coat-of-Arms only when used by top executive officials, with specific color rules.
Outline shields are permitted on plate numbers to indicate government ownership.

Use of the Coat-of-Arms on Philippine currency requires Presidential authorization.
Official use on letterheads and envelopes is restricted to government purposes.
Personal use by government employees is administratively punishable.
Certain high-level officials may use the Coat-of-Arms on personal stationery under prescribed conditions.

Commercial use of the Coat-of-Arms or Great Seal as trademarks, advertisements, or product labels is forbidden.
Unauthorized employment in gambling venues, dance halls, or show houses is prohibited.
Violations are subject to penalties under Section 2 of Commonwealth Act No. 602.

When displayed indoors as decoration, the Coat-of-Arms and Great Seal must be given prominence equivalent to the national flag.

Executive Order No. 313 (December 23, 1940) is hereby revoked, superseding earlier conflicting regulations.