De or het geldomhaling?

The correct Dutch article is:

de geldomhaling

Rule Words ending in -ing: almost always de. See the rule

How to use geldomhaling

the geldomhalingde geldomhaling
this geldomhalingdeze geldomhaling
that geldomhalingdie geldomhaling
our geldomhalingonze geldomhaling
your geldomhalingjouw geldomhaling
every geldomhalingelke geldomhaling
which geldomhaling?welke geldomhaling?
a big geldomhaling / the big geldomhalingeen grote geldomhaling, de grote geldomhaling