Regulation 2(1)
SCHEDULE 1DOSES OF IONISING RADIATION WITHIN THE MEANING OF “RADIATION EMERGENCY”
1. An effective dose of 5 mSv in the period of one year immediately following the radiation emergency.
2. Without prejudice to paragraph 1—
(a)an equivalent dose for the lens of the eye of 15 mSv in the period of one year immediately following the radiation emergency; and
(b)an equivalent dose for the skin of 50 mSv in the period of one year immediately following the radiation emergency over 1cm2 area of skin, regardless of the area exposed.
3. In this Schedule—
(a)any reference to an effective dose means the sum of the effective dose to the whole body from external radiation and the committed effective dose from internal radiation;
(b)any reference to equivalent dose to a human tissue or organ includes the committed equivalent dose to that tissue or organ from internal radiation;
(c)“external radiation” means, in relation to a person, ionising radiation coming from outside the body of that person; and
(d)“internal radiation” means, in relation to a person, ionising radiation coming from inside the body of that person.