(1) The operator of a facility described in item 3 of the table in subsection 19(1) must, as far as practicable, notify NOPSEMA in writing if the operator is aware that the facility has or will become a facility described in item 4 of that table.
(2) The operator of a facility described in item 4 of the table in subsection 19(1) must, as far as practicable, notify NOPSEMA in writing if the operator is aware that the facility has or will become a facility described in item 3 of that table.