You or your attorney may request an independent test of your blood sample at your own expense. You are responsible for making all necessary arrangements for the independent testing of your sample.
Click here for the form to request independent testing of your blood sample.
For defense attorney's requesting independent testing of their client's blood sample, please fill out the letter template here, print the letter template on your firm's official letterhead and mail to:
Oklahoma State Bureau of investigation
Attn: Toxicology Unit
800 E. 2nd Street
Edmond, OK 73034
The request can also be faxed to 405-330-6974 or emailed to toxicology@osbi.ok.gov.