Filmmaking / Directing : Pay as a Micro-Budget-Director in UK-Please Reply by Richard Kelly

Hello- to all- please reply as i am based in UK. With the cheapest Rate i could pay myself for a Micro-budget Feature that would be £20,000 If so, Please let me know of the proof of the rate according to Micro-Budget which i know would be different to Bectu Rates. If the same as minimum wage or between £100-150 a day, please send or attach proof of a screengrab etc or a comparsion i could use. This is because compulsory for a funding form, as i have to pay myself as Director, Please reply, with info or proof too as trying to keep Budget down, thanks.