Restrictions in relation to the individuals who can sign the proposal
Georgia
Answer
- Referendum - signatories must be registered
- Citizens' Initiative - signatories must be registered
- Agenda Initiative - signatories must be registered
Source
Law on Referendum of Georgia(2003)
http://www.venice.coe.int/docs/2003/CDL(2003)077-e.pdf
Article 12. Adjudicating theresults of collecting signatures
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3. If it is found out that one and the same voter had signed the requestform for the conduct of referendum twice or more times, all the signatures willbecome invalid.