2009 CMC Rules.
9. SCORING SYSTEM
9.1 Race Points:
Points shall be awarded as follows:
1st
100 points
2nd
97 points
3rd
95 points
4th
93 points
5th
92 points
6th
91 points
7th
90 points
8th
89 points
9th
88 points
10th
87 points
Points will continue in a descending order, subtracting one point for every position after the 10th. All cars that start the race shall be considered finishers. Points from the lowest scoring 20% of the season’s total number of races shall be dropped from each driver’s total for purposes of calculating the season total. Rookie points will be awarded the same, except the lowest scoring 33% of the season’s total number of races shall be dropped.

Rookie points are for determining RotY only.

goind forward, this will the the official way of figuring points. the only change from years past is the RotY system.