Filing a tax return allows individuals to calculate their tax liability accurately, claim eligible deductions and credits, and potentially receive a refund if they have overpaid taxes. 

Understanding the intricacies of tax returns is essential, as it empowers taxpayers to navigate the complex world of taxation with confidence and ensure compliance with the tax regulations governing their specific circumstances. By diligently completing and filing tax returns, individuals and businesses contribute to the stability and functioning of their economies, supporting public services and government initiatives that benefit society as a whole.