May be of interest:
www.gov.uk/government/uploads/system/uploads/attachment_data/file/550793/Joint_local_area_SEND_inspection_in_Hertfordshire.pdf
Not a whitewash as feared, they are panned on lots of issues.
After being completely blanked by them over the awfulness of my EHCP they produced, it was nice to see this line.
'A review is currently underway to check on the quality of current EHCPs'