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Demiton

Permit to work

Permits controlling hazardous work.

Part of Safety in the register catalog.

Register ID
permit_to_workUse this name to ask for the register. The API calls it a shelf ID.
Each record is
An eventSomething that happened at a point in time.
Status
PlannedDefined ahead of the connector that will fill it.
Data
OrganisationPrivate to each organisation's own workspace.
Version
v1Current version.

Connectors

Connected today

Demiton keeps this register current from these systems now.

No system fills this register yet.

On the roadmap

Systems in the planned connector rollout that can fill this register. Partial means the system holds only some of its fields.

None planned yet.

Fields

21 fields: 6 required, 15 optional.

Required

Every record carries these fields.

external_idText

The source system's own permit id.

Example: ptw-8102-014

source_systemText

Which bound system emitted the row.

Example: ASSIGNAR

projectText

The site or project the permit is for.

Example: BWG-2025-002

referenceText

The permit's human reference.

Example: PTW-8102-014

permit_typeText

The kind of hazardous work permitted.

Example: Excavation

statusText

Where the permit is in its lifecycle.

Example: Approved

Optional

Present when the source system records them.

nameText

The permit's title.

raised_atDate and timeISO 8601, with time zone

When the permit was initiated.

Example: 2026-07-28T07:00:00Z

requesterText

Who asked for the permit.

initiatorText

Who created the permit record.

approverText

Who approved the permit.

Example: Dean Whitfield

approved_atDate and timeISO 8601, with time zone

When the permit was approved.

Example: 2026-07-28T08:30:00Z

employerText

The employer doing the permitted work.

zoneText

The permit zone on site.

locationText

Where the work is, as free text.

proposed_startDate and timeISO 8601, with time zone

When the work was planned to start.

proposed_endDate and timeISO 8601, with time zone

When the work was planned to finish.

actual_startDate and timeISO 8601, with time zone

When the work actually started.

actual_endDate and timeISO 8601, with time zone

When the work actually finished.

closed_out_atDate and timeISO 8601, with time zone

When the permit was closed out.

closeout_checklist_completedTrue or false

Whether the closeout checklist was done.

Example record

A sample from Bridgeworks Group, Demiton's demonstration company. The values are illustrative; the shape is exactly what the contract describes.

permit_to_work.example.json
{
"approved_at": "2026-07-28T08:30:00Z",
"approver": "Dean Whitfield",
"external_id": "ptw-8102-014",
"permit_type": "Excavation",
"project": "BWG-2025-002",
"raised_at": "2026-07-28T07:00:00Z",
"reference": "PTW-8102-014",
"source_system": "ASSIGNAR",
"status": "Approved"
}

Use this contract

The contract is a standard JSON Schema (draft 2020-12) document, so any JSON Schema validator can check a record against it. Keywords starting with x-demiton- add Demiton's own meaning, such as units and requiredness, and validators ignore them.

Schema URL
https://docs.demiton.io/registers/permit_to_work/v1.json
Show the full JSON Schema

Loading the schema…

Talk to the team

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