Several British energy websites have crashed as customers rush to submit meter readings before the price jump which is set to take place on April 1. The websites, including those of energy firms E.ON, Scottish Power, British Gas, and SSE, were affected after experts urged households to submit meter readings to their gas and electricity suppliers on March 31 to show exactly how much energy they have used ahead of the price hike so as to prevent firms from overcharging them. A message on the British Gas website said it was facing “some technical issues we’re trying to resolve as quickly as possible.” The main page of EDF Energy was working, but when customers clicked through to the MyAccount page they were unable to log in. Energy UK, the trade association for the industry, said it was aware that “some suppliers are experiencing issues with their websites due to the …