(a) A new marine SI engine intended solely for export, and so labeled or tagged on the outside of the container and on the engine itself, is subject to the provisions of §91.1103, unless the importing country has emission standards for new marine engines which differ from EPA standards.

(b) For the purpose of paragraph (a) of this section, a country having no standards, whatsoever, is deemed to be a country having emission standards which differ from EPA standards.

(c) EPA will maintain a list of foreign countries that have in force marine SI emission standards identical to U.S. EPA standards and have so notified EPA. This list may be obtained by writing to the following address: Manager, Engine Compliance Programs Group 6403-J, Environmental Protection Agency, 1200 Pennsylvania Ave., NW., Washington, DC 20460. New marine SI engines exported to such countries must comply with EPA certification regulations.

(d) It is a condition of any exemption for the purpose of export under §91.1004(b) that such exemption be void ab initio with respect to a new marine SI engine intended solely for export if such marine SI engine is sold, or offered for sale, to an ultimate purchaser in the United States for purposes other than export.