Need for a de minimis policy

De minimis non curat lex: the law does not concern itself with trifles. The trifle discussed in nuclear circles is that level of radiation below which it is possible to ignore the exposure. The author explores earlier suggestions for de minimis policy, the impact of the absence of a de minimis policy, the possible benefits of such a policy, and the current de facto de minimis. 18 references, 3 figures