Group 1 - The article discusses the process for companies to declare environmental protection tax, specifically focusing on air pollutants and construction projects [2] - It outlines the steps for filling out tax source information, including project details, pollutant types, and emission calculations [2] - The article emphasizes the importance of submitting tax declarations even for newly established companies that have not yet conducted business [9][10] Group 2 - It explains the tax exemption policy for one-time compensation income upon termination of labor contracts, detailing the conditions under which personal income tax is exempted [14] - The article provides a tax rate table for comprehensive income tax, illustrating how different income levels are taxed [14][15] - Practical examples are given to demonstrate how the exemption applies to individuals receiving compensation, showing calculations for tax liabilities [15]