# ISO 6081:1986 — Withdrawn and superseded ISO standards For ISO 6081:1986, item title is Acoustics — Noise emitted by machinery and equipment — Guidelines for the preparation of test codes of engineering grade requiring noise measurements at the operator's or bystander's position; status code is 9599; successor is ISO 11201:1995; withdrawn / published date is 1986-12-17, recorded from its source on 2026-08-05. - **Identifier:** ISO 6081:1986 _(verified: appears in the quote below)_ - **Item title:** Acoustics — Noise emitted by machinery and equipment — Guidelines for the preparation of test codes of engineering grade requiring noise measurements at the operator's or bystander's position _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 11201:1995 - **Withdrawn / published date:** 1986-12-17 _(verified: appears in the quote below)_ ## What the source says > 12281,IS,,ISO 6081:1986,Acoustics — Noise emitted by machinery and equipment — Guidelines for the preparation of test codes of engineering grade requiring noise measurements at the operator's or bystander's position,Acoustique — Bruit émis par les machines et matériels — Directives pour la rédaction des codes d'essais de la classe 'expertise' comportant la mesure du bruit aux postes de conduite ou aux postes de l'assistant,1986-12-17,1,['17.140.20'],ISO/TC 43/SC 1,9599,,[21252],"['en','fr']",9, ## Source - https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv Last verified: 2026-08-05. Review by: 2027-02-01. Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).