Group 1 - The article discusses the regulations regarding the deduction of expenses for corporate income tax in China, emphasizing that only expenses directly related to income generation can be deducted [3] - It highlights the distinction between revenue expenditures, which can be deducted in the current period, and capital expenditures, which must be amortized over time [3] - The article specifies that non-taxable income used for expenses cannot be deducted or calculated for depreciation and amortization [3] Group 2 - The article outlines the process for authorized personnel to manage tax declaration permissions through the Natural Person Electronic Tax Bureau [9][10] - It details the steps for granting tax declaration authority to designated individuals, including the need for verification and the selection of authorization duration [14][15] - The article emphasizes the importance of ensuring that authorized personnel are current employees and the need to revoke permissions for those who have left the company [13]

Core Viewpoint - The article provides a detailed guide on how authorized personnel can manage tax declaration permissions for individual income tax prepayment through the Natural Person Electronic Tax Bureau platform [2][8]. Group 1: Authorization Process - Legal representatives, financial officers, or personnel with withholding management authority can log into the Natural Person Electronic Tax Bureau to authorize individuals for personal income tax prepayment declaration [2][4]. - The process involves navigating to "Personal Information Management" and selecting "Tax Authority Management" to choose the enterprise for which permissions are to be granted [4][6]. - After entering the new authorized personnel's basic information and selecting the type of withholding authority, the authorization can be confirmed and completed [8]. Group 2: Tax Declaration Guidelines - The article outlines that starting from October 1, 2025, internet platform enterprises must report the identity and income information of operators and employees within the platform [19]. - It also mentions that the new corporate income tax prepayment declaration forms will be implemented for residents' enterprises, with specific adjustments to the reporting requirements [17][18]. Group 3: Online Services - Taxpayers are encouraged to use the electronic tax bureau or its app for tax-related services, with options for remote assistance available through the "Yueyue" online consultation service [23][24]. - The article emphasizes the importance of completing real-name authentication on the electronic tax bureau for accessing various tax services [25].