49 CFR §40.199
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
- (a)As the MRO, when the laboratory discovers a “fatal flaw” during its processing of incoming specimens (see § 40.83), the laboratory will report to you that the specimen has been “Rejected for Testing” (with the reason stated). You must always cancel such a test.
- (b)The following are “fatal flaws”:
- (1)There is no CCF;
- (2)In cases where a specimen has been collected, there is no specimen submitted with the CCF;
- (3)There is no printed collector's name and no collector's signature;
- (4)Two separate collections are performed using one CCF;
- (5)The specimen ID numbers on the specimen bottle and the CCF do not match;
- (6)The specimen bottle seal is broken or shows evidence of tampering (and a split specimen cannot be re-designated, see § 40.83(h)); or
- (7)Because of leakage or other causes, there is an insufficient amount of specimen in the primary specimen bottle for analysis and the specimens cannot be re-designated (see § 40.83(h)).
- (8)For an oral fluid collection, the collector used an expired device at the time of collection.
- (9)For an oral fluid collection, the collector failed to enter the expiration date in Step 4 of the CCF and the laboratory confirmed that the device was expired.
- (c)You must report the result as provided in § 40.161.