International foot

Scope and distinctions

International foot only. The historical U.S. survey foot is a different definition; an unqualified ambiguous foot must not be silently resolved.

Available operations

These links open existing tools under their own contracts. They have not been migrated to the new unit registry.

• Feet to metres ↗ Existing converter

Verification scope

New UUCE conversion paths have not been CVP-verified or production-attested. An exact unit definition is not a verification claim.

Definition sources

• NIST — U.S. Survey Foot: Revised Unit Conversion Factors

  Web table accessed 2026-10-28

  Conversion table, foot row, exact international-foot column

  Source checked: 2026-10-28

  References factual unit definitions; source text and media are not redistributed.