4. The exemption of an AOC holder under paragraph 3 is subject to all the following conditions:
(a)
the AOC holder must not assign a reduced recency pilot as a pilot‑in‑command of a large aeroplane used for any relevant flight operated by the AOC holder during the exemption period if he or she did not, in a period of 45 days immediately before that relevant flight, carry out at least one take‑off and one landing using —
(i)
a large aeroplane of the same aeroplane type or a variant of the type to be used for the flight; or
(ii)
an approved flight simulation training device that is representative of that aeroplane type or variant;
(b)
the AOC holder must complete a risk assessment under its safety management system —
(i)
to identify and assess the risk to safety that may arise from the assigning of reduced recency pilots as pilots‑in‑command of large aeroplanes used for relevant flights it operates during the exemption period;
(ii)
to specify the additional controls to be used by the AOC holder to manage risks to safety and to monitor safety in relation to the operation of relevant flights mentioned in sub‑paragraph (i); and
(iii)
to include additional procedures for monitoring and revising the adequacy of the controls mentioned in sub‑paragraph (ii).