officials from joining a political party does not violate the principle against excessive restriction. The provision to forbid joining a political party prohibits elementary and secondary school teachers from being a member of a political party whereas it allows university faculty to join a political party. Nonetheless, it is a reasonable discrimination under the comprehensive considerations of nature and contents of their works in knowledge transmission, research, etc., and working environments. Therefore, it does not violate the principle of equality.’ Any circumstance or need to reverse the above decision is not perceived and the purport of the decision is also reasonable in this case and, accordingly, the Court determines to maintain the opinion of the previous cases. 3. Regarding the Part ‘Other Political Organizations’ from Provision of State Public Officials Act a. Unconstitutionality Opinion of Three Justices They all agreed on the part ‘Violation of Principle of Clarity’ from section b. Unconstitutional Opinion of Other Three Justices. Moreover, the part regarding ‘other political organizations’ from the Provision of the State Public Officials Act is a regulation based on ‘the contents of expression’ in the collective form about what organization they join and, therefore, the concept of regulated expression should be defined more precisely. Nevertheless, the Provision of the State Public Officials Act used an ambiguous concept of ‘other political organizations,’ causing a chilling effect on those bound by the law and raising the possibility of arbitrary judgment by law enforcement officials. It is obvious that the Provision of the State Public Officials Act is unconstitutional as it violates the principle of clarity and infringes upon the freedom of political expression and freedom of association of the rest of the Complainants. Thus, the Court decides not to judge whether it violates the principle against excessive restriction and infringes upon their - 41 -

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