do i need someone to check my electrical equipment and how do i go about this ? do i need a certificate of this :rolleyes:

No you don't!

That and many other health and safety myths exploded here :D

http://www.hse.gov.uk/myth/index.htm

I remember being told that we should have a gas and electrical safety check annually which would be certified.

You should have your gas checked annually but that's nothing to do with Health and Safety or Ofsted... it's just good practice to get your boiler serviced :D