[2KY]

pawn Код:

new CanUseCommands [ MAX_PLAYERS ] = 0;

OnPlayerConnect:

pawn Код:

CanUseCommands [ playerid ] = 0;

OnPlayerCommandText:

pawn Код:

if( CanUseCommands [ playerid ] != 1 ) return false; // Put the rest of your commands under it!

OnPlayerDeath:

pawn Код:

CanUseCommands[ playerid ] = 0;

OnPlayerSpawn:

pawn Код:

CanUseCommands [ playerid ] = 1;

Edit: Beat me to it.