SCHEDULE 2
For the purpose of regulation 3(1), the specified mass of a fissile material set out below isβ
a
plutonium as Pu-239 or Pu-241 or as a mixture of plutonium isotopes containing Pu-239 or Pu-241 β 150 grams;
b
uranium as U-233 β 150 grams;
c
uranium enriched in U-235 to more than 1% but not more than 5% - 500 grams; and
d
uranium enriched in U-235 to more than 5% - 250 grams.