146.1. Any person, appointed by the transition committee or integrated as an employee of the city in a position comprising the exercise of duties necessary to the holding of a meeting of the municipal council or of a borough council, to the decision making by such a council or the carrying out of an act such a council may perform before the date of constitution of the city, is deemed, relatively to the necessary duties exercised before the constitution of the city, to act in the performance of his duties.