The MSMED Act, 2006 defines the Micro, Small and Medium Enterprises based on

• he investment in plant and machinery for those engaged in manufacturing or production, processing or preservation of goods and
• on the investment in equipment for enterprises engaged in providing or rendering of  Services.

The investment in plant and machinery is the original cost excluding land and building and other items specified by the Ministry of Small Scale Industries.
The guidelines with regard to investment in plant and machinery or equipment as defined in the MSMED Act, 2006 are:

• Aadhaar Number: 12 digits Aadhaar number issued to the applicant.
• Name of Owner: The applicant name as mentioned on the Aadhaar Card issued by UIDAI.
• Social Category: General / Scheduled Caste / Scheduled Tribe / Other Backward Castes (with proof).
• Name of Enterprise: Name of the legal entity to conduct business. One applicant can have more than one enterprises doing business and each one can be registered for a separate Udyog Aadhaar and with the same Aadhaar Number.
• Type of Organization: Type of Business entity or Legal Entity. (Proprietorship, Partnership Firm, Hindu Undivided Family, Private Limited Company, Co-Operative, Public Limited Company, Self Help Group, LLP, Others)
• Postal Address: Address of the business including mobile and email address.
• Date of Commencement: The date on which businesses was started.
• Previous Registration Details: Details of previous MSME registration, if applicable should be entered here.
• Bank Details: Details of the bank account of the company including IFSC Code and Bank Account number.
• Major Activity: Major area of activity of the business – manufacturing or service.
• The person employed: The total number of people employed in the business.
• Investment in Plant & Machinery / Equipment: Amount of money invested in terms of machinery and equipment by the business. (Original Cost)