Here are some useful links that will help you find relevant information: 


Ofsted:  www.ofsted.gov.uk


E.Y.F.S: www.oxfordshire.gov.uk/cms/content/early-years-foundation-stage-1


O.C.C.:   www.oxfordshire.gov.uk


P.L.A:     www.pre-school.org.uk 


Charity Commission;  www.gov.uk/government/organisations/charity-commission