Group 1 - The article serves as a reminder for Estonian resident individuals regarding the purchase of Eesti Energia AS bonds and the process to defer income tax liability while receiving full bond interest payments [1][2] - Investors are required to submit an application form at least 2 working days before the interest payment date to defer their income tax liability [2] - The interest payment dates for the bonds are specified as 4 September, 4 October, 4 March, and 4 June, with the latest application submission date for the September 2025 payment being 2 September [2]