Home Construction Financing - Assessment of the Project

.. (own contributions are generally not possible there as far as I know) must be secured before any financing and then, after planning, a building application can be submitted.

Since I work in this field for a specialized company, we can carry out the work ourselves and only the corresponding connections (drinking water and electricity) need to be made by the utility providers, which of course we have to pay for. We will carry out all earthworks and even the laying of the TWL and respective empty cable conduits ourselves.

only the corresponding connections (drinking water and electricity) have to be installed by the providers,

One differentiates development costs, which can be quite significant.

we will implement the corresponding cable ducts ourselves.

. . And connection costs, which you have to pay.