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Mark a programme task as complete

Record the actual completion date for a programme task, review any schedule slippage, and optionally propagate delays to dependent tasks.

Audience

This guide is designed for project manager.

Steps​

Step 1: Open the Complete task dialog​

In the programme view, select the task you have finished and click the option to mark it as complete. The Complete task dialog opens, showing the task details and planned end date.

Open the Complete task dialog

Step 2: Enter the actual completion date​

In the Actual completion date field, enter the date the task was actually finished. This date is required and is used to calculate any schedule slippage against the planned end date.

Enter the actual completion date

Step 3: Review slippage and affected tasks​

After entering the date, review any slippage information displayed, including the number of days delayed and how many successor tasks may be affected if the completion is later than planned.

Review slippage and affected tasks

Step 4: Choose whether to propagate slippage​

Use the propagate slippage option to decide whether any delay to this task should be pushed through to its successor tasks, updating their planned dates accordingly.

Choose whether to propagate slippage

Step 5: Add notes about the completion​

In the Notes field, enter any relevant context about why the actual completion date differs from the plan or other information that will help stakeholders understand the change.

Add notes about the completion

Step 6: Submit the completion​

Click the Complete or Save button to submit the form. The task is marked as complete, any chosen slippage updates are applied, and the dialog closes unless an error message prompts you to correct the form.

Submit the completion

Last updated: 2026-08-31