§ 1036.135 Labeling.
(a) Assign each engine a unique identification number and permanently affix, engrave, or stamp it on the engine in a legible way.
(b) At the time of manufacture, affix a permanent and legible label identifying each engine. The label must meet the requirements of 40 CFR 1068.45.
(c) The label must—
(1) Include the heading “EMISSION CONTROL INFORMATION”.
(2) Include your full corporate name and trademark. You may identify another company and use its trademark instead of yours if you comply with the branding provisions of 40 CFR 1068.45.
(3) Include EPA's standardized designation for the engine family.
(4) Identify the primary intended service class.
(5) State the engine's displacement (in liters); however, you may omit this from the label if all the engines in the engine family have the same per-cylinder displacement and total displacement.