10 Online Tax Filing Services for Businesses in 2026

★ Popular Choice

• Guides you through complex business topics like asset depreciation with an easy-to-follow interview format.
• Imports financial data directly from QuickBooks, saving hours of manual data entry and reducing errors.
• Provides industry-specific deduction recommendations to help you uncover tax savings you might have missed.
• Includes unlimited federal and state e-filing for one business, plus the ability to create W-2 and 1099 forms.
• Offers access to live CPAs and EAs for on-demand expert advice and a final review of your return.

Intuit

• Features robust support options, including online chat, phone support, and in-person help at physical locations.
• Allows you to easily import data from Xero and QuickBooks to streamline your financial data entry process.
• Includes a specialized depreciation expert tool to help you correctly calculate and claim asset write-offs.
• Offers a free, accurate calculation of your business taxes before you are required to pay for the software.
• Guarantees 100% accuracy and maximum refund, backed by representation in the case of an audit.

H&R Block

• Provides complete online business tax filing services, including federal and state tax filings, helping LLCs and small businesses remain compliant throughout the year.
• Handles annual state filings, IRS business tax returns, and ongoing compliance requirements through a fully managed online platform designed for entrepreneurs.
• Includes access to tax professionals and CPA consultations, making it easier to prepare accurate filings while reducing the risk of penalties and missed deadlines.
• Combines tax filing, bookkeeping, LLC formation, registered agent services, and compliance management into one unified business platform.
• Designed for startups, LLCs, international founders, and growing businesses that want professional tax support instead of managing complex filings on their own.
• Integrates bookkeeping records directly into the tax filing workflow, helping business owners maintain organized financial records all year long.

Doola

• Provides comprehensive support for all business entity types, including C-Corps, S-Corps, and partnerships.
• Offers a price-lock guarantee, ensuring the price you start with is the price you pay when you file.
• Features a $100k Accuracy Guarantee to cover software errors, audit costs, and refund differences.
• Includes a deduction maximizer tool that scrubs your return for commonly missed business write-offs.
• Allows for easy import of prior-year returns from TurboTax and H&R Block to simplify the switching process.

TaxAct

• Provides specialized guidance specifically tailored for freelancers, contractors, and other 1099-NEC income earners.
• Includes access to a tax professional with self-employment expertise for asking specific, nuanced questions.
• Offers a straightforward interface that avoids the complexity of corporate tax forms you don't need.
• Helps you stay on top of your obligations with quarterly estimated tax payment reminders and calculations.
• Priced very competitively, making it one of the most affordable options with expert assistance included.

TaxSlayer

• Combines year-round bookkeeping by a dedicated team with end-of-year tax filing for a completely hands-off experience.
• Provides a dedicated team of bookkeepers who categorize your transactions and prepare your financial statements monthly.
• Guarantees your books are always tax-ready, eliminating the frantic year-end scramble to get organized.
• Offers a single point of contact for all your bookkeeping and tax questions throughout the entire year.
• Includes tax filing for one federal and one state return as part of their premium packages.

Bench

• Pairs you with a dedicated, certified small business tax advisor who works with you year after year.
• Offers multiple ways to work with your advisor, including in-person meetings, video calls, or secure messaging.
• Provides year-round tax advice, not just during tax season, to help with strategic planning.
• Handles all federal, state, and local business tax filings, no matter the complexity or entity type.
• Includes bookkeeping and payroll services as add-ons for a more integrated financial management solution.

H&R Block

• Offers an incredibly low flat-rate price per return, making it highly affordable for filing multiple business returns.
• Supports a wide range of business forms, including 1120, 1120-S, 1065, and 1041 for estates and trusts.
• Allows you to brand the software with your own logo, a feature designed for professional tax preparers.
• Provides a straightforward, no-frills interface for those who are confident in their tax knowledge.
• Includes unlimited e-filing for all supported federal and state forms without hidden per-form charges.

FreeTaxUSA

• Provides a dedicated accountant to handle all tax planning and preparation for your business throughout the year.
• Offers a subscription-based model that includes unlimited accounting advice on demand for a flat fee.
• Includes a mobile app for tracking mileage, expenses, and communicating with your accounting team on the go.
• Assists with business formation, helping new entrepreneurs choose the right entity structure for tax advantages.
• The service bundles bookkeeping, payroll, and tax preparation into a single, cohesive client portal.

1-800Accountant

• Provides a simple, form-based entry system for users who know exactly what information they need to provide.
• Supports major business forms, including S-Corp (1120-S) and Partnership (1065) returns for a low price.
• Offers one of the most affordable options on the market for filing a standard business tax return.
• Includes federal and state filing capabilities, ensuring all your primary obligations can be met in one place.
• Delivers a fast, streamlined experience without the lengthy interviews or upsells of more complex software.

E-file.com