- openbook
Competition Bulletin 2017-6: Updated Championship Points Drops TimeJune 22, 2017 Updated Championship Points Drops - openbook Competition Bulletin 2017-5: ATVMX Race Orders Clarification TimeMay 10, 2017 ATVMX Race Orders Clarification
- openbook
Competition Bulletin 2017-4: High Point ATVMX National Canceled TimeMay 1, 2017 High Point ATVMX National Canceled - openbook
Competition Bulletin 2017-3: High Point ATVMX National Postponed TimeApril 25, 2017 High Point ATVMX National Postponed - openbook Competition Bulletin 2017-2 TimeNovember 23, 2016 FINAL 2017 ATVMX National Classes and Supplemental Rules
- openbook Competition Bulletin 2017-1 TimeNovember 10, 2016 Tentative 2017 ATVMX National Classes and Supplemental Rules
- openbook Competition Bulletin 2016-8 TimeSeptember 22, 2016 RFP: Request for Proposals: 2017 ATVMX Supplemental Rules and Class Structure
- openbook Competition Bulletin 2016-7 TimeMay 17, 2016 AMA National Advancement System and Penalty for Riding Out-of-Class
- openbook Competition Bulletin 2016-6 TimeApril 6, 2016 2016 Girls Class Revised
- openbook Compeititon Bulletin 2016-5 TimeMarch 29, 2016 Tentative 2016 ATVMX Race Orders
- openbook Competition Bulletin 2016-4 TimeFebruary 19, 2016 Change in the ATVSX Supplemental Rules
- openbook Competition Bulletin 2016-3 TimeJanuary 9, 2016 FINAL 2016 ATVMX National Classes and Supplemental Rules
