Ukraine may introduce protective measures against car imports, Vedomosti reported.

The Eurasian Economic Commission is concerned about Ukraine’s plans, Andrei Slepnyov, a former Russian Deputy Economy Minister and now the commission’s trade chief, said in a letter to Ukrainian Economy Minister Petro Poroshenko, Vedomosti reported, citing a copy of the letter. Russia, Belarus and Kazakhstan created a common economic space overseen by the commission.

Ukraine is one of the biggest export markets for OAO AvtoVAZ, Russia’s biggest carmaker, the newspaper said.

To contact the reporter on this story: Anna Shiryaevskaya in Moscow at ashiryaevska@bloomberg.net

To contact the editor responsible for this story: Will Kennedy at wkennedy3@bloomberg.net