De or het overlastmelding?

The correct Dutch article is:

de overlastmelding

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

How to use overlastmelding

the overlastmeldingde overlastmelding
this overlastmeldingdeze overlastmelding
that overlastmeldingdie overlastmelding
our overlastmeldingonze overlastmelding
your overlastmeldingjouw overlastmelding
every overlastmeldingelke overlastmelding
which overlastmelding?welke overlastmelding?
a big overlastmelding / the big overlastmeldingeen grote overlastmelding, de grote overlastmelding