the new cuban regulations stipulate that communications with amateur radio stations in other countries be in clear language and limited to messages of a technical nature that do not justify the use of public telecommunications. Cubas ham radio regulatory agency mincomcuba publish the list of authorized digital modes (finally) after more than 4 years from the regulation update. On february of 2017 cubas regulatory agency updated the ham radio regulation. Nullifying all previous ones, that was the resolution 75, on its 115 article mention that cuban hams can only do.   in february of 2017, cubas regulatory agency updated the ham radio regulation. Nullifying all previous ones, that was the resolution 75, on its 115 article mention that cuban hams can only do digital modes authorized on a (to be published) list on the regulatory agency website. So all digital modes were ruled out until that list is published.   the following countries have made the necessary arrangements with the united states to permit an amateur station regulated by the fcc to exchange messages for a third party with amateur stations in antigua and barbuda, argentina, australia, belize, bolivia, bosnia-herzegovina, brazil, canada, chile, colombia, federal islamic republic of comoros, costa rica, cuba, dominica,. The arrl reports that the cuban ministry of communications has adopted a new regulatory scheme applicable to amateur radio operation in that country. According to an arrl press release issued in late march, the new regulatory scheme consists of 17 chapters and 182 articles that reflect significant changes from the countrys previous. The following countries have made the necessary arrangements with the united states to permit an amateur station regulated by the fcc to exchange messages for a third party with amateur stations in antigua and barbuda, argentina, australia, belize, bolivia, bosnia-herzegovina, brazil, canada, chile, colombia, federal islamic republic of comoros, costa rica, cuba, dominica, dominican republic,.   an amateur radio station in cuba may not engage in international third-party communications. Cuba has adopted an approach of listing permitted modes by band, specifying up to 31 emission designators for some bands. Thanks to southgate amateur radio news via joel carrazana, co6jc, frc information system. The opinions expressed in this article are those of the author and do not necessarily represent the views of cqmagazine or of cq communications, inc.