MX Sports Pro Racing , in conjunction with the ATVA, are seeking rule change proposals for the AMA Pro ATV Motocross Rulebook and the amateur series Supplemental Rules. Rider, team and sponsor input is very important and all suggestions for 2010 rule changes to the Championship Series will be taken into consideration. The deadline for submission is November 6, in order to give participants ample opportunity to generate constructive input in to the 2010 rules and regulations.