Travel requirements for those visiting the UK for government-related purposes vary depending on their nationality.
Travelers coming to the UK for official government purposes must meet visa requirements and travel regulations that vary according to their nationality. This applies also to Turkish citizens and applicants from Turkey.
Applicants should clarify the exact type of visa and necessary documents appropriate to their situation. The UK government states that travelers attending official duties are subject to special conditions.
Details about the visa application process and fees are available on the official UK government website. It is advised to ensure all documents are prepared completely before travel.