The total number of foreign workers hired by employers detailed in Article 43 to engage in construction work on the same major private construction project must not exceed 20 percent of the number calculated based on the provisions of Addendum 9, in the previous Article, pursuant to the project amount and duration referred to in individual construction projects. However, projects that are prepared, planned, constructed, or installed independently by a private institution, when the individual construction project value is less than NT$100 million and project duration less than 18 months are not included in the calculation.Total project value and duration referred to in the previous paragraph must be approved by the competent authority in charge of the target business. However, when no individual construction contract is signed said authority should approve the total value and duration of the construction project based on the submitted plans.Addendum 9：Project Finance Methodology and Demand Model Calculation Formula.PDF