The e-file ID - wczytywanie TEP application is a mobile utility designed for Android users, facilitating the authorization and retrieval of data from the Twój e-PIT portal. This tool is specifically tailored for use within various PIT applications, including e-pity, fillup, and e-pity Płatnika. It leverages mobile devices to enhance accessibility and streamline the tax preparation process.

Key features of the app include secure login options via Trusted Profile, mObywatel application, or taxpayer data, ensuring that user information remains protected throughout the data retrieval process. Additionally, the app automates the collection of tax data, significantly reducing the time and effort required for users to access their financial information, thus simplifying the overall tax filing experience.