By Jessica Frank-Keyes Pubs and breweries could face an extra £310m bill after the Budget, an industry lobby group has warned. The British Beer and Pub Association (BBPA) has warned Chancellor Rachel Reeves that a hike in business rates and beer duty could leave Britain’s drinking spots struggling. Additional costs could stifle growth and threaten jobs, with some one million workers reliant on the industry for employment, the BBPA stressed. Chief executive Emma McClarkin cautioned: “The clock is ticking on this government to uphold their pre-election promise to support our industry. “The gover…