Office Publications


OPT performance audit

2021 OPT Performance Audit

Learn about the Ohio Performance Team's year of auditing state agencies. Click Here.

2020 Auditor of State Annual Report

The accomplishments and achievements of the Auditor of State's office in 2020. Click Here.

fleet management

DAS Fleet Management Performance Audit

Read the results of the performance audit of the DAS Fleet Management Click Here.

Ohio EPA

Ohio EPA Performance Audit

Read about the Ohio EPA's 2019 performance audit report Click Here.

Ohio EPA report

Mental Health and Addiction Services

The 2019 Mental Health and Addiction Services performance audit report Click Here.

sunshine laws

The Yellow Book: Ohio Sunshine Laws

A manual for the Ohio Public Records Act and Ohio Open Meetings Act Click Here.

Comprehensive Annual Financial Report

For the Fiscal Year ended June 30, 2020.
Learn More.

Along the Ohio Trail

Join your trail guide, Simon, for a hike through Ohio’s history.
Click Here.

Ohio Lands Book

Learn about the development of Ohio's land and the people who contributed to the growth of our state. Click Here.

Keeping Audit Costs Low

The Auditor of State’s office offers two options to lower audit costs for our clients. Learn More.

Technical Bulletins