Voters were asked whether the new citizenship law passed on 16 June should come into force.
The commission also recommended changes to criminal and citizenship law.
German citizenship laws are among the most restrictive in the world.
The 1989 citizenship law offers the chance to become a citizen no matter when and how an individual came to Lithuania.
This was a significant change from the citizenship laws of the preceding centuries.
Latvia's citizenship law is one of the most generous in Europe.
Swiss citizenship laws have been widely debated over recent years.
Latvia, with 33 percent Russians, has not yet adopted a citizenship law.
Its citizenship laws have been widely accused of being explicitly racist.
In this regard, last year's liberalization of citizenship laws was a heartening step.
