UK News
The change is a relaxation of rules that were brought in after the 2008 financial crash.
Bosses of the UK's biggest energy suppliers were quizzed by MPs about support for their customers as prices rise.
The government has also targeted a major Indian energy company and Chinese oil terminals in new sanctions.
Vet prices have risen at nearly twice the rate of inflation, the Competition and Markets Authority found.
As workers start to miss pay, the impact of the shutdown will start to ripple out across industries.