Nontransitory
Nontransitory is an adjective meaning not transitory; lasting or enduring; not temporary or intermittent. It derives from Latin nontransitorius, from transitorius meaning passing, and transire meaning to pass through. In legal and policy drafting, the term is used to distinguish items, rights, or obligations that are permanent, fixed, or ongoing from those that are temporary, intermittent, or contingent.
Common usage appears in contracts, tax, real estate, and regulatory documents. For example, references to nontransitory
Because the exact meaning can vary by jurisdiction and context, the term can be opaque when used