Incidental Building Costs

Incidental building costs are those costs in house construction that are not directly spent on construction and building materials. These ancillary costs are often incorrectly estimated. Notary fees, architects’ fees, site development… Have you really thought of everything? Here we list the most important, often forgotten incidental costs. We explain the various ancillary construction costs of prefabricated and solid houses and also indirect costs, such as the cost-benefit calculation for energy efficiency measures.