Dmitry Kozak, longtime ally of President Vladimir Putin and Deputy Chief of the Presidential Administration, has submitted his resignation, according to two sources familiar with the matter. Over the weekend, Kozak wrote a letter requesting to step down from his position by his own decision. One source noted that a meeting with staff is scheduled for Wednesday. Both sources confirmed that Kozak is considering various offers to transition into the business sector. A Veteran of the Putin Era Kozak has been one of Putin’s closest associates since the early 2000s. Following Putin’s rise to the presidency in 2000, Kozak served first as Deputy Chief and later as First Deputy Chief of the Presidential Administration. In 2004, he moved into government, later serving as Presidential Envoy to the Southern Federal District, Minister of Regional Development, and Deputy Prime Minister. He returned to the Presidential Administration in 2020 under Chief of Staff Anton Vaino.