Long time and long use, which exceeds the memory of man, suffices in law.

Explanation

Immemorial usage — practice so old that no one remembers its origin — is presumed lawful and establishes right as effectively as a grant or statute.

Where this applies

• This practice is so old nobody remembers when it started — that should establish my right.
• Immemorial usage is presumed lawful and establishes right as effectively as a grant.
• Use that exceeds the memory of man is sufficient to prove legal right.

See also

• 11.4.2 Custom is sustained by its own force through continuance.
• 12.9.1 Time is the devourer of things; for time is a means of destroying obligations and actions, because time runs against the slothful and those who neglect their own rights.