Dress or uniforms regulations of British volunteer corps

Dear,
Take my regards. I'm very much interested on the uniforms of the armies of British Empire and Britain. Can anyone help me to give information on the dress or uniforms regulations of officers of Rifles Volunteer Corps (RVC). Specially- Headdress, tunic, cuff and collar design, piping and trousers.Over the internet, I didn't get any information about uniforms of RVC.
Regards
Shams

Here's a start
http://www.uniformsotw.com/products/cd17.htm
http://www.uniformsotw.com/products/cd15.htm

Dear Sean,
Thanks. But I need the official dress regulations that was published by war office. Can you help me?
Regards
Shams