Amendment 1 to Recommendation ITU-T X.1081 allocates eight arcs under the object identifier arc {joint-iso-itu-t(2) telebiometrics(42)} allocated for the work on telebiometrics, with top level OID‑IRI value "/Telebiometrics". Under the arc allocated to Recommendation ITU-T X.1081, new arcs are allocated to measures (quantity, units, symbols), fields of study (physics, chemistry, biology, culturology, psychology) and modalities (tango, video, audio, chemo, radio, calor).