.bg cost (€12/year incl. VAT), with less restrictions and no dispute resolution. They are targeted mainly at private individuals. The domain has been enabled with Domain Name System Security Extensions (DNSSEC) since October 2007. On September 5, 2009, Register.bg started accepting second- and third-level domain names in Cyrillic with letters found in the Bulgarian language only. .bg The domain name .bg is the country code top-level domain (ccTLD) in the Domain Name System of the Internet for Bulgaria. It is currently operated by Register.BG. The domain name registration guideline impose the following restrictions: Domains can be registered by companies or citizens
Aircraft registration Aircraft registration Every civil aircraft must be marked prominently on its exterior by an alphanumeric string, indicating its country of registration and its unique serial number. This code must also appear in its Certificate of Registration, issued by the relevant National Aviation Authority (NAA). An aircraft can only have one registration, in one jurisdiction. In accordance with the Convention on International Civil Aviation (also known as the Chicago Convention), all civil aircraft must be registered with a national aviation authority (NAA) using procedures set by each country. Every country, even those not party to the Chicago Convention, has an NAA