Title 17 – § 1219.2
Urine Collection and Retention
(a) The only approved urine sample shall be a sample collected no sooner than twenty minutes after first voiding the bladder.
(b) The specimen shall be deposited in a clean, dry container which also contains a preservative.
(c) In order to allow for analysis by the defendant, the remaining portion of the sample shall be retained for one year after the date of collection.
(1) Whenever a sample is requested by the defendant for analysis and a sufficient sample remains, the forensic alcohol laboratory or law enforcement agency in possession of the original sample shall continue such possession, but shall provide the defendant with a portion of the remaining sample in a clean container together with a copy or transcript of the identifying information carried by the original sample container.