How do I detect concurrent validity windows for successive versions of the same instruction?
Both listed boundary days are inclusive. Use a distinct version code for each interval.
Open Reference OverlapTry the worked example
These are the example inputs from Reference Overlap. Replace them in the tool to run your own case.
| Instruction | Version | Valid from | Valid until |
|---|---|---|---|
| Onboarding | v1 | 2026-10-01 | 2026-10-20 |
| Onboarding | v2 | 2026-10-18 | 2026-11-30 |
| Renewals | v1 | 2026-10-01 | 2026-11-30 |
Example result
1 overlapping version pair
Who uses this?
Documentation lead. The free online tool runs the calculation in your browser. To edit the files and use the tools offline in one business, see the €49 offline edition.
Where the idea came from
Detect concurrent validity windows for successive versions of the same instruction. The reviewed example retrieves useful information from an approved knowledge base. Benchcraft designed this tool’s inputs, decision rule and example for this office task.
Original video