Who can register .uk domains ?

About .uk domain extension:

.uk domain name is country code top level domain name (ccTLD)  for united kingdom. This domain is the fourth most popular domain name in the world.

Maximum allowed characters : 63

Minimum allowed characters : 3

Special characters like #,&      : not allowed

Who can register .uk domain names :

On first come first serve basis .uk domains can be registered by any one

but contact address in united kingdom is required for overseas registrant.

Second level domain names under .uk :

.ac.uk  : used for academic purposes

.co.uk : Used for commercial or general purpose

.gov.uk : Used for government purpose

.judiciary.uk : used for judicial,court purpose

.ltd.uk : companies

.me.uk : general purpose

.net.uk : Network organisations and ISP’s

.nhs.uk : national health services

.nic.uk : networks

.org.uk : general

.parliament.uk : parliament

.plc.uk : public limited companies

.police.uk

.sch.uk : academic, education institutions

.mod.uk : ministry of defence