1) bye law 171 of model bye laws permit installation of solar panels in sociewty terrace
2) you have to make application to socuety in writing that you may be permitted to use terrace for generation of solar power
3) in such case society has to permit you to install solar parenl depending upon space availability
4) it is binding upon society to grant permission for generation of solar power on society terrace
5) society can levy you charges for usage of such space as decided by AGM