661—157.2 (321J) Breath testing.
	 157.2(1) A peace officer desiring to perform testing of a subject’s breath for the purpose of determining the alcohol concentration shall employ, or cause to be used, a breath testing device of a type meeting the minimum performance requirements established in Highway Safety Programs; Model Specifications for Devices to Measure Breath Alcohol, Federal Register, Volume 58, No.	179 (September 17, 1993), pp.	48705-48708. All devices so used must be certified to be in proper working order within a period of one year immediately preceding use according to procedures specified for that device.
Procedures for certification or recertification of the Datamaster cdm are contained in the document Certification or Recertification of the Datamaster cdm, published by the division of criminal investigation criminalistics laboratory. A copy of the current version of this document may be obtained by contacting the division of criminal investigation criminalistics laboratory at 2240 South Ankeny Boulevard, Ankeny, Iowa 50023, or at the Web site of the department of public safety.
Note:  The current address for information on the Datamaster cdm from the criminalistics laboratory is: http://www.dps.state.ia.us/DCI/Crime_Lab/Evidential_Breath_Testing/index.shtml.
The operator of an evidentiary breath testing device shall have been certified as competent in the operation of the breath testing device, and shall proceed in accordance with the instructions included in an operating manual furnished by the division of criminal investigation criminalistics laboratory. An operating manual, with number and date, specific to a particular approved device and prepared by the division of criminal investigation criminalistics laboratory shall be available to operators using the device. The current version of the operating manual for each device currently approved for use in Iowa may be obtained by contacting the division of criminal investigation criminalistics laboratory at 2240 South Ankeny Boulevard, Ankeny, Iowa 50023, or from the department’s Web site.
Note:  The operating manual for the Datamaster cdm is titled “Operating the Datamaster cdm.” The current location of information regarding the Datamaster cdm on the department’s Web site is: http://www.dps.state.ia.us/DCI/Crime_Lab/Evidential_Breath_Testing/index.shtml.
All certifications of devices shall be made by the division of criminal investigation criminalistics laboratory. All certifications of operators shall be made by the division of criminal investigation criminalistics laboratory or a designee. A designee shall be a person trained and certified by the division of criminal investigation criminalistics laboratory.
	 157.2(2) A breath testing device is a device designed and constructed to measure a subject’s breath alcohol concentration by utilizing a sample of the subject’s breath.
	 157.2(3) Although any breath testing device that meets the minimum performance requirements established by the National Highway Traffic Safety Administration, and cited in subrule 157.2(1), is authorized by the commissioner to be employed or to be caused to be used to determine the alcohol concentration, the following evidentiary device is being used in Iowa and meets the standards:
	  a.   	 Datamaster cdm, National Patents Analytical Systems, Inc.
	  b.   	 Reserved.