Official formIT-11CHHA (2023)National Board of Revenue (NBR)
IT-11CHHA (2023): Acknowledgement receipt / certificate of return
আইটি-১১ছ (২০২৩): আয়কর রিটার্ন প্রাপ্তি স্বীকারপত্র / প্রত্যয়নপত্র
Official form published by the National Board of Revenue on nbr.gov.bd (2023 series, under the Income Tax Act 2023). Downloaded on 29 October 2026.
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