tax Assistant Expert Full Service Business matches you with a dedicated business tax expert who prepares, signs, and files your return. It covers S-corps, partnerships, multi-member LLCs, and sole proprietors. Here’s how the handoff works and what’s included.
NEW TAX LAW CHANGES
The One Big Beautiful Bill that passed includes permanently extending tax cuts from the Tax Cuts and Jobs Act, including increasing the cap on the amount of state and local or sales tax and property tax (SALT) that you can deduct, makes cuts to energy credits passed under the Inflation Reduction Act, makes changes to taxes on tips and overtime for certain workers, reforms Medicaid, increases the Debt ceiling, and reforms Pell Grants and student loans. Updates to this article are in process. Check our One Big Beautiful Bill article for more information.
How does Expert Full Service Business work?
tax Assistant Expert Full Service Business hands your business taxes to a dedicated expert from start to finish:
- Securely upload your tax docs. First, answer a few questions to create your personalized tax prep checklist and connect with an expert on your welcome call. Then, securely upload your documents to get started.
- Get matched with your own business tax expert. Based on your needs, we’ll match you with a dedicated expert who understands your situation.
- Stay up to date with your expert’s progress. Your expert will keep you updated on the status of your tax return and will be available to connect when it is convenient for you, even on nights and weekends, during tax season.
- Review and confirm everything together. Your expert will walk you through your return ensuring your best outcome possible before they file on your behalf. Backed by our Expert Approved Guarantee.
- Unlimited year-round tax support. Never an extra fee. Our experts are available on-demand, no appointment needed. You’ll never pay extra for it, all year long.
What’s included in Expert Full Service Business?
Tax Assistant Expert Full Service Business includes:
- Full preparation and filing of business returns—S-corps (Form 1120-S), partnerships (Form 1065), multi-member LLCs, and sole proprietorships (Form 1040 Schedule C)—by a dedicated expert matched to your industry
- When available, in-person business filing at local offices
- Audit protection—one-on-one audit support from an experienced tax expert, included at no extra cost
- Unlimited year-round tax support with never an extra fee, no appointment needed
How do I know my return is accurate?
Your expert walks you through the return before they sign and file on your behalf.
Full Service Guarantee
When your Full Service expert does your taxes, they’ll only sign and file when they know it’s 100% correct and you’re getting the best outcome possible, guaranteed. Limitations apply. See Terms of Service for details.
100% Accurate Calculations Guarantee
If you pay an IRS or state penalty or interest because of a Tax Assistant calculation error, we’ll pay you the penalty and interest. Limitations apply. See Terms of Service for details.
Audit Support Guarantee
If you receive an audit letter based on your 2025 Tax Assistant individual or business return, we will provide one-on-one question-and-answer support with a tax professional, if requested through our Audit Support Center, for audited returns filed with these products for the current tax year (2025) and, for individual, non-business returns, for the past two tax years (2024, 2023). This guarantee does not apply to Tax Assistant Business desktop software. Audit support is informational only. We will not represent you before the IRS or state tax authority or provide legal advice.
If we are not able to connect you to one of our tax professionals, we will refund the applicable Tax Assistant federal and/or state purchase price paid. (Tax Assistant Free Edition customers are entitled to payment of $30). Additional limitations apply. See Terms of Service for details.
Business Tax Guarantee
When you file your business taxes with Tax Assistant, you’ll get your maximum tax savings with every business deduction possible, 100% accurate calculations, plus audit support to keep your business protected. This guarantee does not apply to Tax Assistant Business desktop software. Limitations apply. See Terms of Service for details.
The service covers S-Corporations (Form 1120-S), Partnerships (Form 1065), Multi-Member LLCs, and Sole Proprietorships/Single-Member LLCs (Form 1040 Schedule C).
After uploading your documents, you can schedule a welcome call and communicate with your expert via secure messaging or video. Experts offer flexible availability, including nights and weekends during tax season, with no extra fees or appointment needed for general questions.
You will need your current tax documents and updated financial records. Common records include Profit & Loss statements, Balance Sheets, year-end bank statements, Form 1099s, and prior-year tax returns (such as Form 1120-S or 1065).
Full Service Guarantee: The expert signs and files only when confident the return is 100% accurate. 100% Accurate Calculations Guarantee: Covers IRS or state penalties/interest resulting from a calculation error. Audit Support Guarantee: Provides one-on-one Q&A support from a tax pro if your return receives an audit notice from the IRS or state authorities.
Your dedicated expert automatically applies the latest tax updates to maximize your savings. This includes navigating the expanded State and Local Tax (SALT) deduction limits, permanent Tax Cuts and Jobs Act (TCJA) provisions, updated rules on qualified tips and overtime, and revised pass-through tax considerations.
Suresh holds a Master of Commerce (M.Com) degree and is a dedicated personal finance researcher and writer. Combining his advanced academic background in commerce with deep industry research, he covers complex topics like taxation, banking systems, credit analysis, and personal finance strategies. As the founder of Tax Assistant (taxassistant.org), Suresh is committed to translating complicated financial guidelines and economic data into simple, accurate, and actionable educational resources for everyday readers.
