A professional engineer who violates the provisions of Article 18 shall have their professional engineer license revoked or abolished but may reapply for professional engineer license in accordance with the provisions of this Act after the elimination of the reasons.

If anyone who, without obtaining the professional engineer qualifications in accordance with the Act, practices the profession without authorization, the central competent authority shall order them to cease such practice and impose a fine between not less than NT$200,000 and not more than NT$1,000,000. If the unauthorized practice is not ceased, penalties may be imposed on each violation basis.

If a professional engineer continues to practice the profession during the period of the professional practice suspension or after abolishment of the professional engineer license, the central competent authority shall order them to cease such practice and impose a fine between not less than NT$50,000 and not more than NT$250,000. If the unauthorized practice is not ceased, penalties may be imposed on each violation basis.

If a professional engineer who holds only a professional engineer certificate but without a professional engineer license, suspends their professional practice voluntarily, or dose not join the professional engineer association practices the profession without authorization, the central competent authority shall order them to cease such practice and impose a fine between not less than NT$30,000 and not more than NT$150,000. If the unauthorized practice is not ceased, penalties may be imposed on each violation basis.

If a professional engineer who violates the provisions of Article 8, Paragraph 4 due to the expired professional engineer license without application for renewal practices the profession continually, they shall be subject to a fine between not less than NT$18,000 and not more than NT$90,000, the central competent authority shall order them to reapply for renewal by the specified date. If the professional engineer fails to comply by the specified date and continues to practice the profession, penalties may be imposed on each violation basis.
If a professional engineer violates the provisions of Article 9, Paragraph 2, Article 12, Article 14, Paragraph 1, Article 15, Article22, or Article 23, Paragraph 3, the central competent authority shall order them to improve by a specified date. If the improvement is not made by the deadline or if there is a repeated violation, a fine between not less than NT$6,000 and not more than NT$30,000 shall be imposed. If the violation persists even after the fine, subsequent penalties may be imposed on each violation basis.

If anyone violates the provisions of Article 3, Paragraph 3 to use the title of a professional engineer, the central competent authority shall order them to cease such usage and impose a fine between not less than NT$3,000 and not more than NT$15,000. If they fail to cease the usage, penalties may be imposed on each violation basis.