航空 こうくう 燃料 ねんりょう ぜいじゃなかったです
kōkūkinenryōze ijanakattadesu

Noun
Desu Copula

The polite, past negative form of 航空機燃料税

1. Wasn't aviation fuel tax.; Wasn't aircraft fuel tax.

Past/Perfective
Negative
Polite
Casual Register