In order to provide the service referred to in art. 187 § 1, and working conditions enabling the proper performance of tasks by election officers, the Head of the National Election Office may conclude an agreement with the local head of the municipality, specifying in particular the organizational, administrative and technical terms of employment of election officers, as well as the rules for covering costs related thereto. To ensure that the mayor provides service and working conditions enabling proper performance of tasks by election officers, the provision of art. 156 § 1, second sentence, shall apply accordingly.