PRINCIPLE STATEMENT

It is a correct proposition of law that where an action is properly constituted, with a plaintiff with legal capacity to bring the action, a defendant with capacity to defend, and a claim with cause of action against the defendants, and the action has satisfied all pre-conditions for instituting the action, the fact that a necessary party to the action has not been joined, is not fatal to the action and will not render the action a nullity.

RATIO DECIDENDI (SOURCE)

Per Karibi-Whyte, JSC, in Ayorinde v. Oni (2000) NLC-2401994(SC) at p. 26; Paras. C–E.
"It is a correct proposition of law that where an action is properly constituted, with a Plaintiff with legal capacity to bring the action, a defendant with capacity to defend, and a claim with cause of action against the defendants, and the action has satisfied all pre-conditions for instituting the action, the fact that a necessary party to the action has not been joined, is not fatal to the action and will not render the action a nullity."
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EXPLANATION / SCOPE

Non-joinder of necessary parties doesn’t render properly constituted actions nullities. A properly constituted action requires: (1) plaintiff with legal capacity; (2) defendant with capacity to defend; (3) claim with cause of action against defendants; (4) all pre-conditions satisfied. When these exist: action is valid, non-joinder is curable (by adding parties), and action isn’t nullity. “Not fatal” means: action can proceed, court can order joinder, and defect is remediable. This distinguishes non-joinder (omitting parties who should be joined) from improper constitution (suing wrong parties—Principle 481). Non-joinder is: procedural defect, curable by amendment, and doesn’t void proceedings ab initio. Remedy: court orders joinder of necessary parties, action continues with proper parties, and determination can proceed completely. This serves: preventing technical defeats of valid claims, allowing cure of omissions, and avoiding treating remediable defects as fatal. However, if non-joined parties are so essential that: complete relief impossible without them, their interests would be fundamentally affected, or determination would be meaningless—court may stay proceedings pending joinder or refuse to proceed. The principle balances: flexibility (curing non-joinder) against ensuring complete justice (joining essential parties)

CASES APPLYING THIS PRINCIPLE

None recorded.