In Bangladesh, the submission of monthly tax returns is a fundamental aspect of tax compliance for businesses and individuals subject to various taxes, including income tax, value-added tax (VAT), and withholding tax. The National Board of Revenue (NBR) oversees the taxation system, and taxpayers are required to submit their monthly tax returns within the specified deadline, typically by the 15th of the following month. These returns detail the taxable transactions, income, deductions, and taxes withheld or collected during the reporting period. For businesses, the monthly tax return submission includes VAT, supplementary duty, and turnover tax information, while individuals typically report income tax deductions and withholdings. Filing monthly tax returns ensures timely payment of taxes and facilitates compliance with tax laws and regulations. Additionally, it provides the tax authorities with essential data for revenue collection, tax assessment, and enforcement purposes, contributing to the efficient functioning of the taxation system in Bangladesh.