A free program for Android, by SE Develop.

If you are a resident of Russia and are planning to visit other parts of the world, or if you are a tourist or a business person who wants to find out about the tax code of Russia, then you have come to the right place. This application is an offline version of the official site of the Russian Federal Tax Service and it provides the most detailed information about the tax code. The site contains a large number of articles, the application will take you through them in a more convenient and faster way. The app has a built-in search function, so you can search for the article by the name or by the code. You will see a list of articles that match your request. After clicking on the title of the article, you will be taken to the full version of the article.