2009. This Court also took a note of the fact that after the property taxes were levied upto 2009, new buildings have come up in the span of over ten years and those buildings/properties were not subjected to levy of property tax. The Corporation took a decision to take search of the existing properties and for that purpose, engaged a private agency. This Court had observed that in view of the principle Qui facit per alium facit per se , which suggests that he, who does through another, does himself, and a private agency assisted the Corporation in collecting data. It was also observed by this Court that the persons, who were aggrieved by levy of taxes, availed the remedy of appeal under Section 406 and the petitioner also was at liberty to avail said remedy of appeal. Then, this Court, referring to the issue of noncompliance of provisions of Section 99, had further observed that there was no revision of rates levied by the erstwhile Municipal Council and as such, it was not necessary for the Corporation to place that