Estonia - 2010 Party Law

Title Article 6 Foundation of political party
Chapter Chapter 2 Foundation and Organisation of Activities of Political Parties
Article

6

(1) A political party shall be founded by a memorandum of association in unattested written form. The provisions of the Non-profit Associations Act (RT I 1996, 42, 811; 51, 967) apply to the memorandum of association of a political party unless otherwise provided by this Act.
(2) A political party shall be registered if it has at least 1.000 members.

Categories - Extra-parliamentary party (Registration reqs.)
- Secondary legislation (Secondary legislation)
Source Source: http://kasulik.info/wlex/wLex/13278640.html