The sole proprietorship is the simplest business form under which one can operate a business. The sole proprietorship is not a legal entity. It simply refers to a person who owns the business and is personally responsible for its debts. A sole proprietorship can operate under the name of its owner or it can do business under a fictitious name, such as ABC Enterprises. The fictitious name is simply a trade name-it does not create a legal entity separate from the sole proprietor owner. The words LLC, Inc, PJSC, GMBC, PTE LTD, PVT LTD & LTD are not allowed to be used at the end of the Sole Proprietorship firm's name. Certain words are prohibited in the by law, one can refer Prevention of Names and Emblems Act.

Sole Proprietorship Firm registraton is not mandatory, with out registration also, you can run the business but to open a current banking account, the banker may insist you to get it registered and hence registration is essential. There is no particular office where you can register your busines, you can register it under GST as trader or supplier of services, Shops & Commercial Establishments as commercial establishment and MSME as MSME entitiy. No separate PAN is allotted as the individual PAN is used for Income Tax purpose. CompaniesHouse is an MCA Authorized Company Registered Agent in India. The object of the CompaniesHouse is to minimize the cost in registering business entities throughout India.