(a) It shall be unlawful for any person other than a registered geologist, a registered certified specialty geologist, or a subordinate under the direction of one of the above to prepare any geologic plans, reports, or documents in which the performance is related to the public welfare or safeguarding of life, health, property, or the environment.

(b) It shall be unlawful for anyone other than a geologist registered under this chapter to stamp or seal any plans, plats, reports, or other documents with the seal or stamp of a registered geologist or registered certified speciality geologist or to use in any manner the title "registered geologist" or the title of any registered certified speciality geologist unless registered, or registered and certified, under this chapter.

(c) It shall be unlawful for any person to affix his signature or to stamp or seal any plans, plats, reports, or other documents after the certification of the registrant named thereon has expired or has been suspended or revoked unless the certificate has been renewed or reissued.