【实用】@涉税专业服务机构，3月31日前，年度报告和特定业务要素信息报告请填写！

Core Viewpoint - The article outlines the requirements and procedures for tax-related professional service institutions to report their annual performance and specific business elements to the tax authorities by March 31 each year, as mandated by the "Management Measures for Tax-Related Professional Services (Trial)" [2][4]. Reporting Entities - Entities engaged in tax-related professional services include tax firms, accounting firms, law firms, bookkeeping agencies, tax agencies, and financial consulting companies [2][4]. - Institutions with a "service status" of suspension or those newly registered in 2026 are not required to report [2]. Reporting Deadline - Institutions must submit their annual reports by March 31 of the following year, verifying and correcting the automatically reported data through the national electronic tax bureau [2][4]. Operational Guidelines - Institutions can log into the electronic tax bureau and navigate to the relevant sections to manage their reporting [2][4]. - The reporting process includes verifying the existence of unreported annual reports and correcting any discrepancies in previously submitted reports [3][5]. Specific Business Element Reporting - Institutions that complete specific services such as professional tax consulting, tax compliance planning, tax certification, and tax situation reviews must report additional business element information by March 31 of the following year [4][5]. Credit Evaluation Management - The "Credit Evaluation Management Measures for Tax-Related Professional Services" will be implemented starting January 1, 2026, introducing a credit scoring system for institutions based on their compliance with reporting requirements [6][11]. - Institutions failing to report or providing inaccurate information may face penalties, including credit score deductions and being classified as untrustworthy [6][15]. Incentives and Penalties - Institutions achieving a high credit score (TSC5) will receive benefits such as expedited tax services and preferential treatment in government procurement [14]. - Conversely, institutions classified as untrustworthy will face public announcements, risk warnings to clients, and restrictions on their ability to process tax-related business [15].