Udyam Registration is a government system in India for registering Micro, Small, and Medium Enterprises (MSMEs). You can apply online at udyamregisteration.org for a low fee. To register, you will need the Aadhaar number of the proprietor, partner, or director, the company's PAN, and basic company details such as address, name, and bank account information. Udyam Registration was previously known as Udyam Aadhar Registration. The process is fully online, and you do not need to submit any physical documents.