Description
• A complete S Corporation Form 1120S tax preparation checklist in Excel, built to walk you line by line through a professional business tax return
• Includes a dedicated 2025 Tax-Year Updates for Form 1120S – Big Beautiful Bill Focus tab so you do not miss new depreciation, QBI, interest and loss rules
• Designed as a practical tax preparation checklist and tax documents checklist for busy CPAs, EAs, and small firm tax preparers
WHO IT’S FOR
• Tax professionals preparing S corporation 1120S returns who want a consistent, repeatable workflow
• Solo practitioners and small firms who need a tax prep checklist to train staff and standardize reviews
• Bookkeepers and CFOs supporting S corp clients and wanting a clear checklist for tax preparation before sending files to the tax pro
• Advanced DIY S corp owners who want to understand what their preparer should be asking for
WHAT’S INCLUDED
• Main 1120S Checklist tab – structured as “Checklist Item – Question – Yes/No/N A” covering general items, attachment order, income, gains and losses, deductions, credits, shareholders, foreign reporting and more
• Instructions tab – “Instructions for Using the S Corporation 1120S Checklist” explaining Step 1 General Preparation through Step 4 Deductions and beyond so the team knows exactly how to use the tool
• 2025 Tax-Year Updates tab – focused on the One Big Beautiful Bill Act, including bonus depreciation reinstated to 100 percent §168k, higher §179 expensing limits, §174 R and D expensing, §163j ATI and ordering rules, QBI permanent extension and excess business loss rules
• Clear review prompts for key schedules and forms including Schedule K and K1 K2 K3 Forms 4797 8949 8990 3800 and more
• Professional layout ready to drop into your tax return workflow for S corporations
HOW TO USE IT
• Start each S corp engagement by opening the checklist and walking through the general section checklist to confirm engagement letter entity details and attachment order
• Use the Income Reporting and Gains and Losses from Sales of Property sections to make sure all trade rental portfolio and 1231 transactions are captured and reconciled
• Work through the Deductions section to verify cost of goods sold salaries benefits meals repairs depreciation and other deductions with documentation before you finalize the return
• Reference the 2025 updates tab any time you touch depreciation interest R and D or QBI so you are applying the new Big Beautiful Bill rules correctly
• Use the Yes No N A columns as a documented due diligence trail for your workpapers and for quality review
WHY IT’S HELPFUL (TAX/FINANCE CONTEXT)
• Helps you avoid missed forms and schedules that can trigger IRS notices or amended returns
• Bakes in a tax documents checklist so clients know exactly what to send and staff know exactly what to request
• Builds consistency across your team during busy season and makes it easier to delegate 1120S work without sacrificing quality
• Keeps you up to speed on 2025 Big Beautiful Bill changes that affect depreciation deductions §179 expensing §174 research costs §163j interest limitations §199A deductions and §461l excess business losses flowing to shareholders
• Serves as part of your written tax due diligence checklist, improving risk management and client confidence
SOFTWARE COMPATIBILITY
• Delivered as a fully editable Excel workbook XLSX
• Opens in Microsoft Excel Google Sheets Numbers and most spreadsheet software that can read XLSX files
• You can duplicate tabs customize questions and add firm specific notes to match your own 1120S workflow
INSTANT DOWNLOAD INFO
• This is a digital download only – no physical product will be shipped
• Files are available for download from Etsy as soon as your payment clears
• Because this is a digital template, all sales are final – but if you have questions or suggestions for improvements, message us and our product team will review for future updates
