<Li> the duties of landlords to ensure the safety of gas installations and appliances in rented accommodation, attested by a Landlord's Gas Safety Certificate which must be obtained at least annually and a copy given to tenants . </Li> <Li> the qualifications required of people working on gas installations and appliances . </Li> <P> The latter requires those carrying out gas work to be "competent" and also that if they are doing gas work as an employee or self - employed person they should be "a member of a class of persons approved for the time being by the Health and Safety Executive". The "class of persons" currently means those registered with Gas Safe Register . </P> <Ul> <Li> Gas Safety (Installation and Use) Regulations 1998 S.I. 1998 / 2451 </Li> </Ul>

Gas safety (installation and use) regulations 1998 (gsiur)