On this page you will find three main areas of licensing information. 
- Drop down menu: The drop down to the left provides a link to the State website, when you use it you will go directly to the website.
- US Map: You can click on a "red square" on the US map below for information on the State DOIs and some additional licensing information. Example to the right.
- Articles and bulletins: You can see the latest articles and bulletins below the map.
- We check the data often but if you find some that is wrong or no longer applies please drop us a note. Thank you for visiting.
1/22/2008 Now you can search the DOI websites as well as the CADO site when you use the CADO search box found on this page.