There is nothing objectionable about a public authority insisting that all users respect the chosen technology platform. In any other area except technology, the insistence of a group of users to do what they damned well pleased, would be grounds for dismissal - "No, I'm gonna write everything in gold ink on black paper and send messages on heart shaped post-it notes". Even in other aspects of technology use, such an attitude would be unacceptable - " I don't give a fuck about your 11 by 8in paper formats, I'm gonna print everything on A3 and insist on having a printer and supplies to back up my 'right'. Screw you". No, dear user - screw you. If you don't like the idea of belonging to an organisation, with organisational policies and rules, go and work somewhere where you can spread your wings and exercise your desired freedom...