This Paper Presents The Need Of On Grid Solar Power Systems During The Present Energy Crisis, Generally Throughout The World And Particularly In Developing Countries Like Pakistan. It Also Presents The Inclination Of Many Countries Especially USA And Europe Towards It. Scope Of On Grid Solar Power Systems In Pakistan With Analysis Of Facts And Figures About Solar Irradiance In Pakistan Is Also Discussed. Identification Of Barriers For Implementing On Grid Solar Power Systems In Pakistan Along With The Removal Of These Barriers Is Carried Out.