We may need to transfer design information via email that is classified under Annex 4 to a variety of Countries inclusive of Iran. What kind of licence would help us transfer a high volume of design information? An OGEL is not available.
(This question was asked at one of our recent webinars on Export Controls. You can listen to this webinar on our recent webinars page at http://opentoexport.com/info/webinars/)
Since this is a detailed and particular question, then you would be better contacting the ECO directly
This is known as "technology" controls ie information necessary for the design development or production of controlled items. You should identify the finished controlled item and apply for a SIEL for the related technology.
This is a helpful guide https://www.gov.uk/guidance/export-of-technology