ACT 4WD Club and NPWS MOU [PDF 1.5MB]
http://www.act4wdclub.org.au/documents/1178078724_mou_nsw_parks_act_nsw_4wd_assosc.pdf
Link to 2007 MOU between ACT 4WD Club and NPWS.
Could be relevant if NPWS imposes further formal regulation of KHA workparty participants.