Group 1 - The article discusses the criteria for taxpayers to be directly rated as D-level in the current evaluation year [4] - Taxpayers can be rated D-level if they engage in tax-related crimes such as tax evasion, fraudulent export tax refunds, or issuing false VAT invoices [4] - Specific behaviors leading to a D-level rating include failing to pay taxes or penalties within the stipulated time, using violence to refuse tax payments, and providing false materials to obtain tax benefits [4] Group 2 - The article outlines that a taxpayer can be rated D-level if they have a record of serious tax violations or are associated with individuals who are already rated D-level [4] - It emphasizes the importance of compliance with tax regulations to avoid severe penalties and loss of tax credit ratings [4]