De or het dossierindeling?

The correct Dutch article is:

de dossierindeling

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

This word is not in the word lists we use to double-check answers.

How to use dossierindeling

the dossierindelingde dossierindeling
this dossierindelingdeze dossierindeling
that dossierindelingdie dossierindeling
our dossierindelingonze dossierindeling
your dossierindelingjouw dossierindeling
every dossierindelingelke dossierindeling
which dossierindeling?welke dossierindeling?
a big dossierindeling / the big dossierindelingeen grote dossierindeling, de grote dossierindeling