1. A person, except those expressly exempted, shall not operate any motor vehicle upon a highway in this state unless the person has a driver‘s license issued by the department valid for the vehicle’s operation.

Attorney's Note

Under the Iowa Code, punishments for crimes depend on the classification. In the case of this section:
ClassPrisonFine
Simple misdemeanorup to 30 daysbetween $105 and $855
For details, see Iowa Code§ 903.1

Terms Used In Iowa Code 321.174

  • Arrest: Taking physical custody of a person by lawful authority.
  • clerk: means clerk of the court in which the action or proceeding is brought or is pending; and the words "clerk's office" mean the office of that clerk. See Iowa Code 4.1
  • Clerk of court: An officer appointed by the court to work with the chief judge in overseeing the court's administration, especially to assist in managing the flow of cases through the court and to maintain court records.
  • Defendant: In a civil suit, the person complained against; in a criminal case, the person accused of the crime.
  • Department: means the state department of transportation. See Iowa Code 321H.2
  • Dismissal: The dropping of a case by the judge without further consideration or hearing. Source:
  • Driver: means a person who operates a motor vehicle for the transportation of railroad workers in the motor vehicle on behalf of a railroad worker transportation company, whether the person is employed by the company for wages or drives for the company as an independent contractor. See Iowa Code 327F.39
  • highway: means the entire width between property lines of every way or place of whatever nature when any part thereof is open to the use of the public, as a matter of right, for purposes of vehicular travel, except in public areas in which the boundary shall be thirty-three feet each side of the center line of the roadway. See Iowa Code 321I.1
  • Jurisdiction: (1) The legal authority of a court to hear and decide a case. Concurrent jurisdiction exists when two courts have simultaneous responsibility for the same case. (2) The geographic area over which the court has authority to decide cases.
  • Magistrate: means a judicial officer appointed under chapter 602, article 6, part 4. See Iowa Code 4.1
  • Motor vehicle: means a self-propelled vehicle purchased or leased in this state, except as provided in section 322G. See Iowa Code 322G.2
  • Nonresident: means a person who is not a resident of this state. See Iowa Code 321I.1
  • Operate: means to ride in or on, other than as a passenger, use, or control the operation of an all-terrain vehicle in any manner, whether or not the all-terrain vehicle is moving. See Iowa Code 321I.1
  • Person: includes any individual, firm, corporation, partnership, joint adventure, or association, and the plural as well as the singular number. See Iowa Code 321H.2
  • state: when applied to the different parts of the United States, includes the District of Columbia and the territories, and the words "United States" may include the said district and territories. See Iowa Code 4.1
  • Vehicle: means any vehicle as defined in chapter 321. See Iowa Code 321H.2
 2. a. A person operating a commercial motor vehicle shall not have more than one driver’s license. A nonresident may operate a commercial motor vehicle in Iowa if the nonresident has been issued a license by another state, a nonresident commercial driver’s license or nonresident commercial learner’s permit, or a driver’s license issued by a foreign jurisdiction which the federal highway administration has determined to be issued in conformity with the federal commercial driver testing and licensing standards, if the license, commercial driver’s license, commercial learner’s permit, or driver’s license is valid for the vehicle operated.

 b. A person who operates a commercial motor vehicle upon the highways of this state without having been issued a driver’s license valid for the vehicle operated commits a simple misdemeanor.
 c. A person who operates a commercial motor vehicle upon the highways of this state after the person’s commercial driver’s license or commercial learner’s permit has been downgraded to a noncommercial status pursuant to section 321.207 commits a simple misdemeanor.
 3. A licensee shall have the licensee’s driver’s license in immediate possession at all times when operating a motor vehicle and shall display the same upon demand of a judicial magistrate, district associate judge, district judge, peace officer, or examiner of the department. If the licensee has been issued a commercial learner’s permit, the licensee’s driver’s license includes both the licensee’s commercial learner’s permit and the licensee’s underlying commercial or noncommercial driver’s license. However, a person charged with violating this subsection shall not be convicted and the citation shall be dismissed by the court if the person produces to the clerk of the district court, prior to the licensee’s court date indicated on the citation, a driver’s license issued to that person and valid for the vehicle operated at the time of the person’s arrest or at the time the person was charged with a violation of this section. Upon dismissal, the court or clerk of court shall assess the costs of the action against the defendant named on the citation.