Schedule 7, Part 5 End of hospital or small emitter status (paras. 23-26)
23. End of hospital or small emitter status: ceasing to meet criteria
(1) Where -
(a) an installation (other than a hospital-qualifying installation) is a hospital or small emitter for any of the 2021, 2022, 2023, 2026, 2027 and 2028 scheme years; and
(b) the regulator considers that the installation's reportable emissions in any of those years exceed the maximum amount,
the regulator must, as soon as reasonably practicable, give a notice (a "conversion notice") to the operator of the installation.