[4] The protests that followed the election led to the resignation of the then-President of Georgia Eduard Shevardnadze in what became known as the "Rose Revolution" on November 23, 2003.
[6] He presided over the creation of a strategic plan to overcome problems with Tbilisi's urban infrastructure, including the water, sewage, electric, and public transportation systems.
During his tenure, Tchiaberashvili was criticized by his former NGO colleagues for turning back from his original plans to decentralize the Tbilisi government.
[9] On December 10, 2010, Tchiaberashvili was approved as ambassador to the Swiss Confederation and Principality of Liechtenstein, and Permanent Representative to the United Nations office and other international organizations in Geneva.
On May 21, 2013, Zurab Tchiaberashvili and Ivane Merabishvili, Georgia's former Prime Minister and the Secretary General of the United National Movement party, were arrested in connection to investigation into alleged misspending of GEL 5.2 million public funds on their party activists during the 2012 election campaign, leading to accusations of political vendetta leveled by the United National Movement against the Ivanishvili government.