Regulationhistorical
49 CFR 40.277
Are alcohol tests other than saliva or breath permitted under these regulations?
Snapshot 2008-10-01 Government source
eCFR editorial compilationAuthoritative but unofficial
View source No, other types of alcohol tests (e,g., blood and urine) are not authorized for testing done under this part. Only saliva or breath for screening tests and breath for confirmation tests using approved devices are permitted.