As used in this chapter, unless the context otherwise requires:
 1. “Board” means the landscape architectural examining board established pursuant to section 544B.3.
 2. “Practice of landscape architecture” means the performance of professional services such as consultations, investigations, reconnaissance, research, planning, design, or responsible supervision in connection with projects involving the arranging of land and the elements thereon for public and private use and enjoyment, including the alignment of roadways and the location of buildings, service areas, parking areas, walkways, steps, ramps, pools and other structures, and the grading of the land, surface and subsoil drainage, erosion control, planting, reforestation, and the preservation of the natural landscape and aesthetic values, in accordance with accepted professional standards of public health, welfare, and safety. This practice shall include the location and arrangement of such tangible objects and features as are incidental and necessary to the purposes outlined in this chapter but shall not include the design of structures or facilities with separate and self-contained purposes for habitation or industry, or the design of public streets and highways, utilities, storm and sanitary sewers, and sewage treatment facilities, such as are ordinarily included in the practice of engineering or architecture; and shall not include the making of land surveys or final land plats for official approval or recording. Nothing contained in this chapter shall be construed as authorizing a professional landscape architect to engage in the practice of architecture, engineering, or land surveying.
 3. “Professional landscape architect” means a person who has obtained a license pursuant to section 544B.2, and who engages in the practice of landscape architecture as defined in this section.