This document is a summer internship project report submitted by Devashree Nadkarni to Christ University Institute of Management in partial fulfillment of an MBA degree. The report declares that the study was conducted under the guidance of Dr. V. Prabhu Dev on the topic of "A Study of E-Payments: Proceeds and Improvements at Hindustan Petroleum Corporation Limited." The report includes an acknowledgement, executive summary, table of contents, and sections covering the petroleum industry overview, major players in India including HPCL, e-payment processes, vendor/employee payments, benefits, and conclusions.