Benefits granted to an occupational pension scheme member on leaving before normal pension age based on benefits already earned. The benefits are ‘frozen’ and become payable when the member retires. In the case of a contracted out scheme the preserved pension must be in accordance with the guaranteed minimum pension and be transferable.

Plant designed to contain gas or vapour, such as steam, under pressure. The majority of items have to be inspected under statutory provisions. A steam boiler is an example. The principal risk is explosion and/or collapse.
***
Any unfired closed container under steam, gas or fluid pressure.

The aim is to prevent injury from the hazard of stored energy due to system failure. Pressure system users/owners must show that they know the safe operating limits, mainly pressure and temperature, of their pressure systems, and that the systems are safe under those conditions. They need to: (a) have a suitable written scheme of examination before the system is operated; (b) ensure that the pressure system is examined in accordance with the written scheme; (c) ensure that the scheme is certified by a competent person.