Document ID: chunk:federal_register_of_legislation:F2023C00967:reg:4a
Version: federal_register_of_legislation:F2023C00967
Segment Type: reg
Provision Reference: reg 4A
Character Range: 9508–10645

4A  Possession of nuclear material by carriers
 (1) For the purposes of subsection 24(1) of the Act, the following kinds of nuclear material are prescribed:
 (a) source material, other than source material consisting of or containing:
 (i) 1000 or more kilograms element weight of depleted uranium;
 (ii) 500 or more kilograms element weight of natural uranium; or
 (iii) 1000 or more kilograms element weight of thorium;
 (b) special fissionable material in a quantity not exceeding one gram isotope weight of plutonium—239, uranium—233 and uranium—235.
 (2) For the purposes of subsection 24(1) of the Act, the following kinds of associated items are prescribed:
 (a) deuterium or heavy water in a quantity not exceeding 200 kilograms weight of deuterium atoms;
 (b) nuclear grade graphite in a quantity not exceeding 30 tonnes.
 (3) In this regulation:
heavy water means a deuterium compound in which the ratio of deuterium to hydrogen exceeds the ratio 1 to 5000.
nuclear grade graphite means graphite having a purity level better than 5 parts per million boron equivalent and a density of more than 1.5 grams per cubic centimetre.