After the vote , Iran announced it would resume enrichment of uranium .
In February 2006 , Iran ended its voluntary implementation of the Additional Protocol and resumed enrichment at Natanz , prompting the IAEA Board of Governors to refer Iran to the UN Security Council .
After the vote , Iran announced Iran would resume enrichment of uranium .
In February 2006 , Iran ended its voluntary implementation of the Additional Protocol and resumed enrichment at Natanz , prompting the IAEA Board of Governors to refer Iran to the UN Security Council .