Develop and Maintain Cable Labelling Processes
Ensure cables are labelled correctly by setting up and following specific procedures.
Plain language
This control is about making sure the cables in your organisation are correctly labelled. This is important because poorly labelled cables can lead to confusion, delays in fixing issues, and can even cause people to unplug the wrong connections, resulting in downtime or data loss.
Framework
ASD Information Security Manual (ISM)
Control effect
Preventative
Classifications
NC, OS, P, S, TS
ISM last updated
Nov 2022
Control Stack last updated
19 Mar 2026
E8 maturity levels
N/A
Section
Cabling infrastructureOfficial control statement
Cable labelling processes, and supporting cable labelling procedures, are developed, implemented and maintained.
Why it matters
Mislabelled cables can cause critical outages, leading to service disruptions and increased recovery time in fault scenarios.
Operational notes
Regularly audit cable labels and ensure adherence to standards; mislabelling often surfaces during maintenance or troubleshooting.
Implementation tips
- Assign a responsible person: The office manager or IT coordinator should oversee the cable labelling process. They should document and regularly update the procedures to ensure that all cables are consistently labelled across the organisation.
- Create a consistent labelling method: The IT team should develop a system that includes using durable labels with clear text for identifying cables. This could involve pre-printed labels or a colour-coding system to differentiate between types of cables.
- Conduct training sessions: The office manager should organise regular training sessions for staff to familiarise them with the labelling system and procedures. Provide guides or cheat sheets for quick reference.
- Schedule regular checks: The IT team should conduct regular inspections to ensure cable labels are still clear and haven’t been removed or damaged. Schedule these checks to coincide with routine maintenance visits.
- Document procedure changes: Whenever cable labelling procedures are updated, ensure the changes are documented and communicated to all relevant staff. This should include what was changed, why it was changed, and how it should be implemented moving forward.
Audit / evidence tips
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Askthe cable labelling procedure document: Check that this document exists and details all steps and responsibilities
Goodincludes version control, the author's name, and the date of the last update
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Goodwould be legible labels that follow the described system, such as colour code or text description
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Askthem to explain how they apply and maintain labels
Goodwill include an understanding of the procedure, tools used, and a description of the last time it was updated or reviewed
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Goodis that the responsible person follows steps as per the documentation without confusion
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Goodincludes details of corrective actions taken and any procedure amendments that resulted from the incident
Cross-framework mappings
How ISM-0206 relates to controls across ISO/IEC 27001, Essential Eight, and ASD ISM.
ISO 27001
| Control | Notes | Details |
|---|---|---|
| layers Partially meets (1) expand_less | ||
| Annex A 5.37 | ISM-0206 requires documented and maintained cable labelling processes and supporting procedures | |
| handshake Supports (2) expand_less | ||
| Annex A 7.12 | ISM-0206 requires organisations to develop, implement and maintain cable labelling processes and supporting procedures so cables can be r... | |
| Annex A 7.13 | ISM-0206 requires organisations to establish and maintain processes and procedures for cable labelling | |
These mappings show relationships between controls across frameworks. They do not imply full equivalence or certification.