Ohio Department of Taxation

Sep 11, 2025

Access the Ohio Department of Taxation here.

The Ohio Department of Taxation is the state agency responsible for overseeing tax compliance and revenue collection in the state of Ohio. They work to ensure that individuals and businesses are meeting their tax obligations in accordance with state laws and regulations.

Agency Accounts

Ohio Withholding Account

Access your online account via OH ID.

The Ohio Withholding Account allows you to set up and manage the following information:

Withholding Account Number
Initial Withholding Tax Filing Frequency

Bureau of Workers' Compensation Policy Account

The Bureau of Workers' Compensation Policy Account allows you to set up and manage the following information:

BWC Policy Number

Ohio Commercial Activity Tax (CAT) Account

Access your online account via OH ID.

The Ohio Commercial Activity Tax (CAT) Account allows you to set up and manage the following information:

Commercial Activity Tax (CAT) Account Number

Ohio Sales Tax Account

Access your online account via OH ID.

The Ohio Sales Tax Account allows you to set up and manage the following information:

Sales Tax Account Number

Find out more on how to stay compliant with the Ohio Department of Taxation:

Review your compliance risks, free.

Use our compliance checkup to learn more about what to do to be compliant in any state! It's free and takes less than five minutes.

Check now

Agencies in Ohio

See all

More from the blog

Learn how to keep your business compliant in all 50 states across payroll, HR, Secretary of State, and tax.

SHIELD Act: Compliance Guide for New York Employers

Business owners face an ever-growing challenge to protect sensitive private information from data breaches and cyber threats. Enter the New York SHIELD Act, a law designed to bolster data protection for New York residents. But what exactly does the NY SHIELD Act entail? And how can companies get and stay compliant? Today, we’re breaking down the SHIELD Act essentials so you can better safeguard your business and, just as importantly, maintain consumer trust.

Sales Tax Compliance Guide 2024

As we progress through 2024, sales tax compliance presents challenges and opportunities for businesses across the United States. Whether you’re a burgeoning startup or an established enterprise, understanding and adhering to evolving sales tax regulations is a strategic business necessity. Changes in sales tax laws, such as amendments in economic nexus thresholds and modifications in marketplace facilitator statutes, have profound implications. These changes reflect the evolving nature of commerce, especially in an era increasingly dominated by remote transactions and digital marketplaces.

Ohio Annual Report of Unclaimed Funds: Filing, Fees, and Due Dates

One of your core responsibilities as a business owner is to comply with state regulations, including those regarding unclaimed funds. Unclaimed funds are assets like wages, refunds, or other forms of property that have been abandoned by their rightful owners. Every year, businesses must file an Ohio Annual Report of Unclaimed Funds to ensure that unclaimed property is returned to its rightful owners or remitted to the state for safekeeping. Here’s what business owners need to know about the Ohio Annual Report of Unclaimed Funds, including fees and due dates, and how Mosey can streamline your state compliance.

Ready to get started?

Schedule a free consultation to see how Mosey transforms business compliance.

Schedule a free consultation