(a) An engine/equipment is exempt without a request if it will be used or owned by an agency of the federal government responsible for national defense, where the equipment in which it is installed has armor, permanently attached weaponry, or other substantial features typical of military combat.
(b) Manufacturers may request a national security exemption for engines/equipment not meeting the conditions of paragraph (a) of this section as long as the request is endorsed by an agency of the Federal government responsible for national defense. In your request, explain why you need the exemption.
(c) [Reserved]
(d) Add a permanent label to all engines/equipment exempted under this section, consistent with Sec. 1068.45, with at least the following items:
(1) The label heading ``EMISSION CONTROL INFORMATION''.
(2) Your corporate name and trademark.
(3) Engine displacement, family identification, and model year of the engine/equipment (as applicable), or whom to contact for further information.
(4) One of these statements (as applicable):
(i) ``THIS ENGINE HAS AN EXEMPTION FOR NATIONAL SECURITY UNDER 40 CFR 1068.225.''
(ii) ``THIS EQUIPMENT HAS AN EXEMPTION FOR NATIONAL SECURITY UNDER 40 CFR 1068.225.'' [73 FR 59344, Oct. 8, 2008, as amended at 74 FR 8428, Feb. 24, 2009; 75 FR 23062, Apr. 30, 2010]