3108.5. Whether a security is enforceable against the issuer despite a defect or defence related to matters other than those listed in articles 3108.1 and 3108.2 is governed by the law of the country under which the issuer is constituted or, if the issuer is constituted under the law of a country that comprises several territorial units having different legislative jurisdictions, by the law of the territorial unit in which the issuer has its head office.
If the issuer is a country, the applicable law is the law of that country. If the issuer is a country that comprises several territorial units having different legislative jurisdictions, the applicable law is the law of that country or any other law specified by that country.