44. If a specified international agreement applies, or may apply in future, to an item or to some qualifying nuclear material, the Secretary of State may provide an operator of a qualifying nuclear facility or other relevant person, who either holds the item or qualifying nuclear material or will receive or hold the item or qualifying nuclear material in future, with written advice which describes—
(a)the item or the qualifying nuclear material; and
(b)the specified international agreement which applies to the item or the qualifying nuclear material on the date of the written advice or will apply to the item in the future.