Regulations on Real Estate Appraisal Article 3

A Real estate appraiser should regularly gather information of real estate price related to supply and demand, environmental transitions, population, residents’ habit, public facilities, transportation, income level, industry structure, financial market, profit level in real estate business, land use planning, regulation and present use, natural disaster, future development, and other essential data as the basis of tracing real estate price.
中文原文 不動產估價技術規則第3條
不動產估價師應經常蒐集與不動產價格有關之房地供需、環境變遷、人口、居民習性、公共與公用設施、交通運輸、所得水準、產業結構、金融市場、不動產經營利潤、土地規劃、管制與使用現況、災變、未來發展趨勢及其他必要資料,作為掌握不動產價格水準之基礎。

English translation for reference only; the Chinese text prevails. Not legal advice.