BlockBeats News, January 15th, according to The Economic Observer report, it has recently been learned from multiple sources that the current mainland China tax residents' overseas income tax supplement retroactive period has been extended compared to before, starting as early as 2020 or even 2017. Since 2025, many tax residents have received prompts and notices from the tax authorities, requesting self-examination of individual domestic and foreign income and timely tax declaration. The supplementary tax retrospective scope is mainly within the past 3 years, focusing on 2022 and 2023.
