山西：如何通过电子税务局查询增值税即征即退备案有效期？操作步骤

Core Viewpoint - The article provides a step-by-step guide for taxpayers in Shanxi Province on how to check the expiration date of the VAT immediate refund policy through the electronic tax bureau [1][2]. Group 1: Steps to Query VAT Refund Policy - Step 1: Log in to the electronic tax bureau as a business entity, navigate to "I want to query" and select "One-stop query" followed by "Tax reduction and exemption filing information query" [1][2]. - Step 2: In the "Tax reduction and exemption filing information query" interface, select the discount type "Immediate refund," input the filing date range, and click "Query" [2]. - Step 3: Review the results to find the "Policy effective expiration date" [2].