Rule 1.
Suing of partners in name of firm
(1)Any two or more persons claiming or being liable as partners and carrying on business in India may sue or be sued in the name of the firm (if any) of which such persons were partners at the time of the accruing of the cause of action, and any party to a suit may in such case apply to the Court for a statement of the names and addresses of the persons who were, at the time of the accruing of the cause of action, partners in such firm, to be furnished and verified in such manner as the Court may direct.
Rule 3.
Service
Where persons are sued as partners in the name of their firm, the summons shall be served either—
(a)upon any one or more of the partners, or
(b)at the principal place at which the partnership business is carried on within India upon any person having at the time of service the control or management of the partnership business there,
as the Court may direct; and such service shall be deemed good service upon the firm so sued, whether all or any of the partners are within or without India:
Provided that, in the case of a partnership which has been dissolved to the knowledge of the plaintiff before the institution of the suit, the summons shall be served upon every person within India whom it is sought to make liable.
Rule 10.
Suit against person carrying on business in name other than his own
Any person carrying on business in a name or style other than his own name, or a Hindu undivided family carrying on business under any name, may be sued in such name or style as if it were a firm name, and, so far as the nature of the case will permit, all rules under this Order shall apply.
Legal Commentary & Landmark Judgments: Order 30
Order XXX regulates suits by or against partnership firms and persons carrying on business in names other than their own, authorizing partners to sue or be sued in the firm name.
When suing a partnership firm, serve the summons on the active managing partner at the principal place of business under Order 30 Rule 3, ensuring the eventual decree is directly executable against both the firm's assets and the individual partner's personal estate.