Ohio Department of Taxation

Jan 8, 2026

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:

Zero payroll penalties, zero distractions.

Coverage for 700+ state and local payroll tax accounts. Prevent penalties, resolve notices, and simplify tax account registration.

Schedule a free consultation

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.

Professional Limited Liability Company Explained

Licensed professionals looking to open their own office, firm, or practice have several options for a company structure. Some professionals opt for a LLP (limited liability partnership) or a PC (professional corporation). A PLLC, meaning a professional limited liability company, is a possible consideration when making the important decision of how to structure your business. A PLLC (if permitted in your state) can be a solution if you meet the eligibility criteria. Here’s what you should consider before making any major business decisions surrounding the company structure that will work best for you.

What Is Quiet Quitting? How It Happens and 6 Ways HR Can Intervene

Quiet quitting has become a trending topic on social media platforms like LinkedIn and TikTok. It’s even been covered by mainstream news outlets like CNBC and The Wall Street Journal. But what exactly is quiet quitting, and why has it become such a phenomenon in the U.S. workforce after the pandemic? In this article, we’re discussing quiet quitting, how it happens, and what human resources (HR) management can do to stop it.

Annual Tax for LLC in California: How Much Is It and When Is It Due?

Every limited liability company (LLC) operating out of California has to pay certain taxes and fees. Whether you’re a controller overseeing compliance across states or a business entrepreneur, you should know these rules like the back of your hand. This guide explains what you can expect from California LLC taxes and how to stay on top of corporate compliance with Mosey.

Ready to get started?

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

Schedule a free consultation