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ISO/FDIS 18991

Oil and gas industries including lower carbon energy — Drilling, production and injection equipment — Top drive systems

General information

Current stage: 50.00 Effective date: 26 qer 2026

Originator: ISO

Owner: ISO/TC 67/SC 4

Type: International Standard

ICS: 75.180.10

Scope

Specifies requirements for design, performance, materials, testing, installation, inspection, and
maintenance of top drive systems for onshore and offshore applications.

Life cycle

NOW

IN_DEVELOPMENT
ISO/FDIS 18991
50.00 Final text received or FDIS registered for formal approval
26 qer 2026