In today's business environment, corporate governance and strategy have come to focus heavily on the relationship of sustainability and business ethics. This paper examines the complex link between sustainable development and ethical business practices, making the case that moral concerns are essential to reaching long-term sustainability objectives. Integrity, justice, and responsibility are just a few of the values that make up business ethics. The first section of the paper outlines the introduction to importance of Ethical practices, fundamental ideas of sustainability and business ethics, emphasising how they have developed historically and how important they are becoming to corporate goals. It also talks about the importance of religious principles which have focussed on ethical practices in business. Also, some case studies as examples of companies which are concentrating on ethical practices, followed by some examples quoting unethical practices and scams happened in India. Next section is dedicated to the Research methodology and data analysis, the primary data has been collected from 61 respondents, whose perception about ethical and sustainable practices have been captured and analysed descriptive and inferentially it is found that in most of the cases various age group respondents are not significantly different in terms of ethical, sustainable practices but only in 2 instances like the long-term profitability and level of importance with respect to sustainability practices and profitability there are differences of perceptions.