By Ruby Flanagan Brits could miss out on the £150 energy bill discount from the Department for Work and Pensions (DWP) if they don’t act before a certain date. The Government’sWarm Home Discount scheme gives households claiming certain benefits the £150 discount on their electricity bills between October and March each year. Not all energy suppliers are part of the scheme, only those signed up offer the discount. You can check the full list of suppliers that are taking part on the Gov.uk website. The money is applied as a discount to your electricity bill directly by your supplier, or if you a…