4. The beneficial owners of a legal arrangement other than the trustees or persons holding an equivalent position, its agents and the obliged entities servicing the legal arrangement, as well as any person and, in the case of legal arrangements, their trustees, who are part of the multi-layered control structure of the legal arrangement, shall provide the trustees or persons holding an equivalent position in a similar legal arrangement with all the information and documentation necessary for the trustees or persons holding an equivalent position to comply with the requirements of this Chapter.