All passengers should check with both the airline they are flying with and their departure airport to ensure they are aware of any additional requirements that may be required. Requirements like wearing mask, gloves and maintaing social distancing where ever possible whilst navigating through the airport.

This is the information as it stands.

Workers required for the continued safe and secure operation, maintenance and essential support services for offshore oil and gas infrastructure in the UK

You’ll need to complete the Public Health passenger locator form before you travel to the UK. You will not need to self-isolate for 14 days.

and

Workers with specialist technical skills required for essential or emergency works to ensure the continued safe and secure operations of a downstream oil facility that has a capacity in excess of 20,000 tonnes