Roy,
It is a setting in Fantrax. See Other - League Rules:
Team Minimum and Maximum Requirements per Scoring Period
Scoring Category
Min Max
Innings Pitched - Pitching
85
If a maximum has been exceeded: All hitters or pitchers, depending on the scoring category exceeded, will stop accumulating stats for the rest of the scoring period. If the max has not been met or exceeded at the beginning of a day, stats will accumulate throughout that entire day, even if the max is exceeded.
If a minimum has not been met by end of scoring period: Do nothing.