second dui

It appears to go by conviction date, not arrest date. 

See the language below (E):

28-1382. Driving or actual physical control while under the extreme influence of intoxicating liquor; trial by jury; sentencing; classification

A. It is unlawful for a person to drive or be in actual physical control of a vehicle in this state if the person has an alcohol concentration as follows within two hours of driving or being in actual physical control of the vehicle and the alcohol concentration results from alcohol consumed either before or while driving or being in actual physical control of the vehicle:

1. 0.15 or more but less than 0.20.

2. 0.20 or more.

B. A person who is convicted of a violation of this section is guilty of driving or being in actual physical control of a vehicle while under the extreme influence of intoxicating liquor.

C. At the arraignment, the court shall inform the defendant that the defendant may request a trial by jury and that the request, if made, shall be granted.

D. A person who is convicted of a violation of this section:

1. Shall be sentenced to serve not less than thirty consecutive days in jail and is not eligible for probation or suspension of execution of sentence unless the entire sentence is served if the person is convicted of a violation of subsection A, paragraph 1 of this section. A person who is convicted of a violation of subsection A, paragraph 2 of this section shall be sentenced to serve not less than forty-five consecutive days in jail and is not eligible for probation or suspension of execution of sentence unless the entire sentence is served.

2. Shall pay a fine of not less than two hundred fifty dollars, except that a person who is convicted of a violation of subsection A, paragraph 2 of this section shall pay a fine of not less than five hundred dollars. The fine prescribed in this paragraph and any assessments, restitution and incarceration costs shall be paid before the assessment prescribed in paragraph 3 of this subsection.

3. Shall pay an additional assessment of two hundred fifty dollars. If the conviction occurred in the superior court or a justice court, the court shall transmit the monies received pursuant to this paragraph to the county treasurer. If the conviction occurred in a municipal court, the court shall transmit the monies received pursuant to this paragraph to the city treasurer. The city or county treasurer shall transmit the monies received to the state treasurer. The state treasurer shall deposit the monies received in the driving under the influence abatement fund established by section 28-1304.

4. May be ordered by a court to perform community restitution.

5. Shall be required by the department, on receipt of the report of conviction, to equip any motor vehicle the person operates with a certified ignition interlock device pursuant to section 28-3319. In addition, the court may order the person to equip any motor vehicle the person operates with a certified ignition interlock device for more than twelve months beginning on the date of reinstatement of the person's driving privilege following a suspension or revocation or on the date of the department's receipt of the report of conviction, whichever occurs later. The person who operates a motor vehicle with a certified ignition interlock device under this paragraph shall comply with article 5 of this chapter.

6. Shall pay an additional assessment of one thousand dollars to be deposited by the state treasurer in the prison construction and operations fund established by section 41-1651. This assessment is not subject to any surcharge. If the conviction occurred in the superior court or a justice court, the court shall transmit the assessed monies to the county treasurer. If the conviction occurred in a municipal court, the court shall transmit the assessed monies to the city treasurer. The city or county treasurer shall transmit the monies received to the state treasurer.

7. Shall pay an additional assessment of one thousand dollars to be deposited by the state treasurer in the public safety equipment fund established by section 41-1723. This assessment is not subject to any surcharge. If the conviction occurred in the superior court or a justice court, the court shall transmit the assessed monies to the county treasurer. If the conviction occurred in a municipal court, the court shall transmit the assessed monies to the city treasurer. The city or county treasurer shall transmit the monies received to the state treasurer.

E. If within a period of eighty-four months a person is convicted of a second violation of this section or is convicted of a violation of this section and has previously been convicted of a violation of section 28-1381 or 28-1383 or an act in another jurisdiction that if committed in this state would be a violation of this section or section 28-1381 or 28-1383, the person:

1. Shall be sentenced to serve not less than one hundred twenty days in jail, sixty days of which shall be served consecutively, and is not eligible for probation or suspension of execution of sentence unless the entire sentence has been served if the person is convicted of a violation of subsection A, paragraph 1 of this section. A person who is convicted of a violation of subsection A, paragraph 2 of this section shall be sentenced to serve not less than one hundred eighty days in jail, ninety of which shall be served consecutively, and is not eligible for probation or suspension of execution of sentence unless the entire sentence has been served.

2. Shall pay a fine of not less than five hundred dollars, except that a person who is convicted of a violation of subsection A, paragraph 2 of this section shall pay a fine of not less than one thousand dollars. The fine prescribed in this paragraph and any assessments, restitution and incarceration costs shall be paid before the assessment prescribed in paragraph 3 of this subsection.

3. Shall pay an additional assessment of two hundred fifty dollars. If the conviction occurred in the superior court or a justice court, the court shall transmit the monies received pursuant to this paragraph to the county treasurer. If the conviction occurred in a municipal court, the court shall transmit the monies received pursuant to this paragraph to the city treasurer. The city or county treasurer shall transmit the monies received to the state treasurer. The state treasurer shall deposit the monies received in the driving under the influence abatement fund established by section 28-1304.

4. Shall be ordered by a court to perform at least thirty hours of community restitution.

5. Shall have the person's driving privilege revoked for at least one year. The court shall report the conviction to the department. On receipt of the report, the department shall revoke the person's driving privilege and shall require the person to equip any motor vehicle the person operates with a certified ignition interlock device pursuant to section 28-3319. In addition, the court may order the person to equip any motor vehicle the person operates with a certified ignition interlock device for more than twelve months beginning on the date of reinstatement of the person's driving privilege following a suspension or revocation or on the date of the department's receipt of the report of conviction, whichever is later. The person who operates a motor vehicle with a certified ignition interlock device under this paragraph shall comply with article 5 of this chapter.

6. Shall pay an additional assessment of one thousand two hundred fifty dollars to be deposited by the state treasurer in the prison construction and operations fund established by section 41-1651. This assessment is not subject to any surcharge. If the conviction occurred in the superior court or a justice court, the court shall transmit the assessed monies to the county treasurer. If the conviction occurred in a municipal court, the court shall transmit the assessed monies to the city treasurer. The city or county treasurer shall transmit the monies received to the state treasurer.

7. Shall pay an additional assessment of one thousand two hundred fifty dollars to be deposited by the state treasurer in the public safety equipment fund established by section 41-1723. This assessment is not subject to any surcharge. If the conviction occurred in the superior court or a justice court, the court shall transmit the assessed monies to the county treasurer. If the conviction occurred in a municipal court, the court shall transmit the assessed monies to the city treasurer. The city or county treasurer shall transmit the monies received to the state treasurer.

F. In applying the eighty-four month provision of subsection E of this section, the dates of the commission of the offense shall be the determining factor, irrespective of the sequence in which the offenses were committed.

G. A second violation for which a conviction occurs as provided in this section shall not include a conviction for an offense arising out of the same series of acts.

H. A person who is convicted of a violation of this section is guilty of a class 1 misdemeanor.