De or het taxivergunning?

The correct Dutch article is:

de taxivergunning

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

How to use taxivergunning

the taxivergunningde taxivergunning
this taxivergunningdeze taxivergunning
that taxivergunningdie taxivergunning
our taxivergunningonze taxivergunning
your taxivergunningjouw taxivergunning
every taxivergunningelke taxivergunning
which taxivergunning?welke taxivergunning?
a big taxivergunning / the big taxivergunningeen grote taxivergunning, de grote taxivergunning