Core Viewpoint - The article discusses the policies and regulations regarding the tax deduction for research and development (R&D) expenses, emphasizing the importance of compliance and accurate accounting for companies to benefit from these tax incentives [50][52]. Group 1: R&D Expense Deduction Policies - Companies can calculate the additional deduction for R&D expenses based on the actual expenses incurred for projects they jointly develop [3]. - Equipment purchased for R&D activities, costing no more than 5 million yuan, can benefit from both one-time fixed asset deductions and additional R&D expense deductions if they meet tax regulations [4][6]. - Companies that qualify for both the additional deduction for R&D expenses and the small and micro enterprise preferential policies can enjoy both benefits simultaneously [8]. Group 2: Accounting and Management of R&D Expenses - Companies must follow national financial accounting standards to account for R&D expenses accurately [9]. - A separate auxiliary account should be set up for R&D expenses to ensure precise tracking of deductible amounts for each project [10]. - Companies conducting multiple R&D activities in a tax year should categorize expenses by project to ensure accurate deductions [10][11]. Group 3: Eligibility and Restrictions - Certain industries, such as tobacco manufacturing, are not eligible for the additional deduction for R&D expenses [42][41]. - Companies that outsource R&D activities can deduct 80% of the actual expenses incurred, provided they do not exceed two-thirds of the eligible domestic R&D expenses [16][18]. - Personal expenses related to R&D cannot be deducted, while expenses for contracted personnel can be included [27][43]. Group 4: Compliance and Best Practices - Companies are advised to ensure clarity in R&D activities, precision in expense categorization, and clear classification of R&D types to comply with tax regulations [52][53]. - The article outlines a three-step approach for compliance: defining R&D activities, accurately collecting expenses, and distinguishing between different types of R&D [52][53]. - Companies must maintain proper documentation to support their claims for R&D expense deductions, including project plans and payment receipts [20][21].