Corporate social responsibility refers to businesses operating in an ethical and sustainable manner that improves lives and society. Businesses adopt CSR for long term survival, public expectations, government regulations, and creating a better environment. Models of CSR include Ackerman's stages of awareness, planning, and implementation and Carroll's economic, legal, ethical, and discretionary responsibilities. Levels of CSR range from social opposition to social contribution. Main CSR responsibilities for businesses are to generate profit, employment, utilize resources, provide quality products and protect the environment while ensuring quality of life, health, and fair trade practices that develop the nation. In India, companies like NTPC, BPCL, ACC, and Infosys demonstrate CSR through initiatives like community development