环保税申报智能预填功能上线！操作流程看这里→

Group 1 - The article discusses the process of declaring environmental protection tax sources, emphasizing the steps involved in filling out necessary information and submitting tax declarations [4][5][6]. - It outlines the importance of accurately matching industry standards with pollution discharge permits to ensure compliance with environmental regulations [6][7]. - The article provides a detailed guide on how to collect and input pollution discharge coefficients, highlighting the need for precise data entry to avoid discrepancies [6][12]. Group 2 - The article mentions the electronic delivery of tax documents, explaining the process for taxpayers to sign the electronic delivery confirmation and its legal implications [16][17]. - It emphasizes the need for taxpayers to maintain a certain level of identity verification to utilize electronic services effectively [17]. - The article also notes that certain tax documents are not eligible for electronic delivery, which taxpayers should be aware of [17].