De or het huursubsidieregeling?

The correct Dutch article is:

de huursubsidieregeling

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

How to use huursubsidieregeling

the huursubsidieregelingde huursubsidieregeling
this huursubsidieregelingdeze huursubsidieregeling
that huursubsidieregelingdie huursubsidieregeling
our huursubsidieregelingonze huursubsidieregeling
your huursubsidieregelingjouw huursubsidieregeling
every huursubsidieregelingelke huursubsidieregeling
which huursubsidieregeling?welke huursubsidieregeling?
a big huursubsidieregeling / the big huursubsidieregelingeen grote huursubsidieregeling, de grote huursubsidieregeling