First link does not have much useful info specific to RallyMoto. CRS doesn't seem to be too focused on Moto at the moment.
This however has some info (although the site does not appear to be updated much) http://rallymoto.com/?q=faq
2012 NASA RallyMoto http://www.nasarallysport.com/rules-...-Section-4.pdf
This will answer about 99% of your questions. And 2012 Sections 1 and 2 http://www.nasarallysport.com/rules-...ctions-1-2.pdf
which will essentially apply to a RallyMoto (driver, co-driver/navigator=rider, aka: use common sense when interpreting the sporting rules and regulations).
These are the Supplemental Regulations from the 2012 Gorman Ridge Rally http://sierraphotographystudios.com/...ons%202012.pdf
A little info for planning this year, as I doubt it will be much different than 2012.
It really appears to be a pretty straightforward affair. They are serious but in what I imagine to be a laid back kind of way. It looks like great fun, without the need for great bike or self prep.