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ISO 19650 Status Codes (Suitability Codes) Explained: S0 to CR

Clive Jordan

2 min read

ISO 19650 status codes - also called suitability codes - say what a file can be used for right now. They stop a model that's still work in progress being used to order steel. Here is the full list from the UK National Annex to ISO 19650-2, with what each code means in practice.

Status codes for work in progress and shared information

Code Meaning In practice
S0 Initial status Work in progress, in the task team's own area of the CDE
S1 Suitable for coordination Shared so other teams can coordinate against it
S2 Suitable for information Shared for reference only
S3 Suitable for review and comment Shared for others to review
S4 Suitable for stage approval Ready for the appointing party to approve at a stage
S5 Withdrawn No longer used in later editions; check your information standard
S6 Suitable for PIM authorisation Project information model ready to be authorised
S7 Suitable for AIM authorisation Asset information model ready to be authorised

Status codes for published information

Code Meaning
A1, A2, A3... Authorised and accepted at a stage (the number is the stage)
B1, B2, B3... Partially authorised and accepted, with comments to address
CR As constructed record

Revision codes

Revisions run alongside the status. While information is preliminary it's P01, P02..., with versions such as P01.1 while it's still work in progress. Once it's contractual it becomes C01, C02.... The status says what the file is fit for; the revision says which issue it is.

How status codes move a file through the CDE

  1. Work in progress (S0) - only the task team sees it.
  2. Shared (S1-S4) - checked and approved by the task team, then visible to the delivery team.
  3. Published (A, B, CR) - authorised by the lead appointed party and accepted by the appointing party.
  4. Archived - kept as the record of what was shared and when.

Where teams go wrong

  • Sharing at S0. If another team can see it, it isn't work in progress any more.
  • Treating S2 as approved. "For information" means "don't build from this".
  • Codes in the file name. Keep status and revision as information on the CDE, so the file name never changes.

In Plannerly, each deliverable in your MIDP becomes a named file request. Connect Autodesk Construction Cloud or BIM 360, and a file shared there with a matching name fills its request by itself, so the plan shows what has arrived and which team still owes the rest (how CDE Connect works).

Questions

ISO 19650 status code questions

What does S1 mean in ISO 19650?
Suitable for coordination: the task team has checked the information and shared it so other teams can coordinate their work against it. How information moves through the CDE.
What's the difference between a status code and a revision code?
The status says what the file is fit for (S1 for coordination, A2 accepted at stage 2). The revision says which issue it is (P01 preliminary, C01 contractual). Neither goes in the file name - the naming convention explains why.
Is S2 approved?
No. S2 means suitable for information - shared for reference only. Approval comes with the A codes, once the appointing party has accepted the information. What the appointing party does.
What does A1 mean?
Authorised and accepted at stage 1: the lead appointed party has authorised the information and the appointing party has accepted it. B1 means partially authorised and accepted, with comments to address. Checking information before it's accepted.
Where do the status codes come from?
The UK National Annex to ISO 19650-2 sets out the codes most projects use; your project information standard may add its own. The UK BIM Framework publishes free guidance on the common data environment and its states.

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