The four UK's biggest energy groups are being examined over assertion that they are misguiding customers convinced to swap supplier on their doorway or over the phone.

Ofgem, the Energy regulator might penalize the supply wings of npower, Scottish Power, Scottish and Southern Energy and EDF Energy equal to 10% of its yearly proceeds if customers' grievances are sustained.

The most recent query sways in spite of new-fangled set of laws being commenced in the month of January which were believed to compress down on mis-selling by the sales representatives.

Householders are making coverage that sale representatives functioning for the energy suppliers are providing them misguiding information and quotes that leave them shoddier when they toggle supplier.

In the energy industry mis-selling is not latest. An Ofgem inquiry in 2008 established that 42% of electricity customers and 48% of gas customers were worse off since they switched supplier on the doorway.

According to Consumer Focus Pushy doorstep sales agents are predominantly blameworthy of misleading households. The supervisory body expressed that the practice of doorway selling must be debarred if Ofgem's new guiding principle continued to be contravene.