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Fixed-odds betting machines have video games related to fruit machines, in addition to roulette and blackjack
The authorities is ready to announce new the principles to govern fixed-odds betting terminals later, with the utmost stake anticipated to be cut to £2.
Currently, individuals can wager up to £100 each 20 seconds on digital on line casino video games reminiscent of roulette.
A diminished restrict of £2 would be welcomed by anti-gambling campaigners, who've described the video games the "crack cocaine" of the betting world.
But bookmakers have warned it could lead on to hundreds of shops closing.
Research by KPMG has estimated a £2 restrict would cut income for the Treasury by £1.1bn over three years, an annual lack of £45m to native authorities and £50m to British racing.
Betting agency William Hill, makes simply over half its retail revenues from fixed-odds betting terminals (FOBTs).
Chief govt Philip Bowcock instructed the BBC a £2 FOBT restrict would have a devastating impression on the High Street betting trade, with up to half of Britain's betting retailers going through menace of closure and about 20,000 jobs going".
But anti-gambling campaigners have condemned them and say they let gamers lose cash too rapidly, main to dependancy and social, psychological and monetary issues.
Matt Zarb-Cousin is now a spokesman for the Campaign for Fairer Gambling however was beforehand addicted to FOBTs.
"It's no exaggeration to call FOBTs the crack cocaine of gambling," he has instructed the BBC.
"If we had a gambling product classification, similar to that of drugs, FOBTs would be class A."
Terry White misplaced up to £15,000 per day on fastened odd betting terminals
The pace with which gamblers can lay a wagereach 20 secondsand the utmost measurement of the stake£100make FOBTs dangerously enticing, he mentioned.
The Gambling Commission's session on FOBTs for the Department for Digital, Culture, Media and Sport (DCMS) really useful a £30 restrict.
But now the federal government extensively anticipated to go for a £2 restrict, after studies final month that the Treasury backs the thought.