https://blogfreely.net/earthpo....rter08/gas-certifica
How Long Does a Gas Safety Certificate Last? A gas safety certificate is a valid document that affirms that the appliances located in the property are safe to use. It must be issued by a Gas Safe registered engineer and lasts for 12 months. Landlords are required to renew their certificates each year and give a copy of the certificate to any new tenants within 28 days from their beginning date. The inspection should be performed by a trained and qualified Gas Safe engineer. It is valid for 12 months. La