The Nigeria Premier Football League, NPFL, has warned Niger Tornadoes over their conduct at the Bako Kotangora Stadium, Minna, NEWSUNPLUG reports.
The NPFL took the decision following formal complaints from several clubs.
Tornadoes supporters, and authorised persons were accused of encroaching restricted areas during home games.
NPFL directed that only duly accredited persons must henceforth gain access to restricted areas at the Bako Kotangora Stadium.
It ruled that severe sanctions will be imposed on the club if violence erupts at the venue.
The Ikon Allah Boys are battling to escape relegation.