Cutting a tallend panel

Hello folks,

I will soon have to trim a tall kitchen end panel to suit a non-vertical wall. (waiting for the floor to be laid).

What is the best way to protect the surface to minimise edge chipping?

I'll score the 'good' surface on the cut line, I expect to be using my evolution circular saw, with the depth set to slightly more than the panel and cut from the back side of the panel. I'll run the saw along a straight edge. Perhaps add a strip of masking tape along the cut.

Is this the...

Cutting a tallend panel