1) Full and equal (TV, gate and possibly others if teams find loopholes) revenue sharing.
2) Only the first 3 years of a contract can be guaranteed
3) Hard salary cap
4) Salary minimum - if teams go below, 90% of the unspent money is taken and put into the pool for pre-arby players.
5) No draft lottery (that's not the focus of tanking, so don't bother with it)
6) Qualifying Offer signing penalty
First signing - no loss of picks
Second - lose first round (if already gone, use third signing penalty)
Third - Also lose second round and following year's first round
Fourth - Also lose third, following second, and year after's first
Fifth - Not allowed
7) 30 seconds between the ball in the catcher's hands and the next pitch within an at bat, 10 second batter time out allowance (max 2x per at bat)
8 ) Two infielders on each side of second, all must have at least one foot on the dirt.