First check the information on this page, it will tell you the last date for which shows have been entered.
If you find any discrepancies with the points posted, please contact the Administration Office as soon as possible;
You have until the end of the posting period in which the show occurred to challege the points.
Here are the official posting periods:
Phase 1 - December thru April Shows: Points Final on May 31
Phase 2 - May thru August Shows: Points Final on October 31
Phase 3 - September thru October Shows: Points Final on November 30
Phase 4 - November shows: Points Final on December 31