Premier League rule for managers. The West Brom boss was given his marching orders for remonstrating with referee Mike Dean on the pitch moments after Kieran Gibbs saw red.
It led to Dean showing Bilic a red card of his own - despite the fact the Croatian never swore at the official.But Dean broke one golden rule of Premier League football in that he entered the field of play, even though the half-time whistle had gone, to argue with the official.The decision to send him off was explained by Peter Walton, the former top flight referee, on BT Sport.He said: "The protocol is that he can't.
He can't approach the referee on the field of play. "In reality, what would normally happen is that the manager would have a quick word with the referee as.
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