Finish-to-start (FS)

The successor activity is launched when the activity completes or the Calculated Date = Predecessor Actual Finish + Lag (if not already past).

In case of a lead, the successor activity is launched on the forecast start date (similar to a floating activity.

This graphic depicts Finish to start conditions, lead, and lag.

Finish-to-start

Last Published Sunday, October 12, 2025