23.33(4c)(b)2m. 2m. `Causing injury while operating with a restricted controlled substance.' No person who has a detectable amount of a restricted controlled substance in his or her blood may cause injury to another person by the operation of an all-terrain vehicle.

23.33(4c)(b)3. 3. `Related charges.' A person may be charged with and a prosecutor may proceed upon a complaint based upon a violation of any combination of subd. 1., 2., or 2m. for acts arising out of the same incident or occurrence. If the person is charged with violating any combination of subd. 1., 2., or 2m. in the complaint, the crimes shall be joined under s. 971.12. If the person is found guilty of any combination of subd. 1, 2., or 2m. for acts arising out of the same incident or occurrence, there shall be a single conviction for purposes of sentencing and for purposes of counting convictions under sub. (13) (b) 2. and 3. Subdivisions 1., 2., and 2m. each require proof of a fact for conviction which the others do not require.

23.33(4c)(b)4. 4. `Defenses.'

23.33(4c)(b)4.a. a. In an action under this paragraph, the defendant has a defense if he or she proves by a preponderance of the evidence that the injury would have occurred even if he or she had been exercising due care and he or she had not been under the influence of an intoxicant, did not have an alcohol concentration of 0.08 or more, or did not have a detectable amount of a restricted controlled substance in his or her blood.

23.33(4c)(b)4.b. b. In an action under subd. 2m. that is based on the defendant allegedly having a detectable amount of methamphetamine, gamma-hydroxybutyric acid, or delta-9-tetrahydrocannabinol in his or her blood, the defendant has a defense if he or she proves by a preponderance of the evidence that at the time of the incident or occurrence he or she had a valid prescription for methamphetamine or one of its metabolic precursors, gamma-hydroxybutyric acid, or delta-9-tetrahydrocannabinol.

23.33(4g) (4g) Preliminary breath screening test.

23.33(4g)(a) (a) Requirement. A person shall provide a sample of his or her breath for a preliminary breath screening test if a law enforcement officer has probable cause to believe that the person is violating or has violated the intoxicated operation of an all-terrain vehicle law and if, prior to an arrest, the law enforcement officer requested the person to provide this sample.

23.33(4g)(b) (b) Use of test results. A law enforcement officer may use the results of a preliminary breath screening test for the purpose of deciding whether or not to arrest a person for a violation of the intoxicated operation of an all-terrain vehicle law or for the purpose of deciding whether or not to request a chemical test under sub. (4p). Following the preliminary breath screening test, chemical tests may be required of the person under sub. (4p).

23.33(4g)(c) (c) Admissibility. The result of a preliminary breath screening test is not admissible in any action or proceeding except to show probable cause for an arrest, if the arrest is challenged, or to show that a chemical test was properly required of a person under sub. (4p).

23.33(4g)(d) (d) Refusal. There is no penalty for a violation of par. (a). Subsection (13) (a) and the general penalty provision under s. 939.61 do not apply to that violation.

23.33(4j) (4j) Applicability of the intoxicated operation of an all-terrain vehicle law. In addition to being applicable upon highways, the intoxicated operation of an all-terrain vehicle law is applicable upon all premises held out to the public for use of their all-terrain vehicles, whether such premises are publicly or privately owned and whether or not a fee is charged for the use thereof.

23.33(4L) (4L) Implied consent. Any person who engages in the operation of an all-terrain vehicle upon the public highways of this state, or in those areas enumerated in sub. (4j), is deemed to have given consent to provide one or more samples of his or her breath, blood or urine for the purpose of authorized analysis as required under sub. (4p). Any person who engages in the operation of an all-terrain vehicle within this state is deemed to have given consent to submit to one or more chemical tests of his or her breath, blood or urine for the purpose of authorized analysis as required under sub. (4p).

23.33(4p) (4p) Chemical tests.

23.33(4p)(a) (a) Requirement.

23.33(4p)(a)1. 1. `Samples; submission to tests.' A person shall provide one or more samples of his or her breath, blood or urine for the purpose of authorized analysis if he or she is arrested for a violation of the intoxicated operation of an all-terrain vehicle law and if he or she is requested to provide the sample by a law enforcement officer. A person shall submit to one or more chemical tests of his or her breath, blood or urine for the purpose of authorized analysis if he or she is arrested for a violation of the intoxicated operation of an all-terrain vehicle law and if he or she is requested to submit to the test by a law enforcement officer.

23.33(4p)(a)2. 2. `Information.' A law enforcement officer requesting a person to provide a sample or to submit to a chemical test under subd. 1. shall inform the person of all of the following at the time of the request and prior to obtaining the sample or administering the test:

23.33(4p)(a)2.a. a. That he or she is deemed to have consented to tests under sub. (4L).

23.33(4p)(a)2.b. b. That a refusal to provide a sample or to submit to a chemical test constitutes a violation under par. (e) and is subject to the same penalties and procedures as a violation of sub. (4c) (a) 1.

23.33(4p)(a)2.c. c. That in addition to the designated chemical test under par. (b) 2., he or she may have an additional chemical test under par. (c) 1.

23.33(4p)(a)3. 3. `Unconscious person.' A person who is unconscious or otherwise not capable of withdrawing consent is presumed not to have withdrawn consent under this paragraph, and if a law enforcement officer has probable cause to believe that the person violated the intoxicated operation of an all-terrain vehicle law, one or more chemical tests may be administered to the person without a request under subd. 1. and without providing information under subd. 2.

23.33(4p)(b) (b) Chemical tests.

23.33(4p)(b)1. 1. `Test facility.' Upon the request of a law enforcement officer, a test facility shall administer a chemical test of breath, blood or urine for the purpose of authorized analysis. A test facility shall be prepared to administer 2 of the 3 chemical tests of breath, blood or urine for the purpose of authorized analysis. The department may enter into agreements for the cooperative use of test facilities.

23.33(4p)(b)2. 2. `Designated chemical test.' A test facility shall designate one chemical test of breath, blood or urine which it is prepared to administer first for the purpose of authorized analysis.

23.33(4p)(b)3. 3. `Additional chemical test.' A test facility shall specify one chemical test of breath, blood or urine, other than the test designated under subd. 2., which it is prepared to administer for the purpose of authorized analysis as an additional chemical test.

23.33(4p)(b)4. 4. `Validity; procedure.' A chemical test of blood or urine conducted for the purpose of authorized analysis is valid as provided under s. 343.305 (6). The duties and responsibilities of the laboratory of hygiene, department of health services and department of transportation under s. 343.305 (6) apply to a chemical test of blood or urine conducted for the purpose of authorized analysis under this subsection. Blood may be withdrawn from a person arrested for a violation of the intoxicated operation of an all-terrain vehicle law only by a physician, registered nurse, medical technologist, physician assistant or person acting under the direction of a physician and the person who withdraws the blood, the employer of that person and any hospital where blood is withdrawn have immunity from civil or criminal liability as provided under s. 895.53

23.33(4p)(b)5. 5. `Report.' A test facility which administers a chemical test of breath, blood or urine for the purpose of authorized analysis under this subsection shall prepare a written report which shall include the findings of the chemical test, the identification of the law enforcement officer or the person who requested a chemical test and the identification of the person who provided the sample or submitted to the chemical test. The test facility shall transmit a copy of the report to the law enforcement officer and the person who provided the sample or submitted to the chemical test.

23.33(4p)(c) (c) Additional and optional chemical tests.

23.33(4p)(c)1. 1. `Additional chemical test.' If a person is arrested for a violation of the intoxicated operation of an all-terrain vehicle law or is the operator of an all-terrain vehicle involved in an accident resulting in great bodily harm to or the death of someone and if the person is requested to provide a sample or to submit to a test under par. (a) 1., the person may request the test facility to administer the additional chemical test specified under par. (b) 3. or, at his or her own expense, reasonable opportunity to have any qualified person administer a chemical test of his or her breath, blood or urine for the purpose of authorized analysis.

23.33(4p)(c)2. 2. `Optional test.' If a person is arrested for a violation of the intoxicated operation of an all-terrain vehicle law and if the person is not requested to provide a sample or to submit to a test under par. (a) 1., the person may request the test facility to administer a chemical test of his or her breath or, at his or her own expense, reasonable opportunity to have any qualified person administer a chemical test of his or her breath, blood or urine for the purpose of authorized analysis. If a test facility is unable to perform a chemical test of breath, the person may request the test facility to administer the designated chemical test under par. (b) 2. or the additional chemical test under par. (b) 3.