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North Dakota: Legendary. Follow the trail of legends
2007-08 Certified Chemical Test Operators

DATE ISSUED: SUPPLEMENT :
05-30-2008 Eighth Supplement to July 1, 2007
03-12-2008 Seventh Supplement to July 1, 2007
02-22-2008 Sixth Supplement to July 1, 2007
02-06-2008 Fifth Supplement to July 1, 2007
12-07-2007 Fourth Supplement to July 1, 2007
11-07-2007 Third Supplement to July 1, 2007
10-04-2007 Second Supplement to July 1, 2007
08-24-2007 First Supplement to July 1, 2007
07-01-2007 Revised  
07-01-2007