成年 せいねん しゃ喫煙 きつえん禁止 きんし ほうではありませんでした
miseinensha kitsuenkinshihōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 未成年者喫煙禁止法

1. Was not the underage smoking ban law.; It was not the law prohibiting underage smoking.

Past/Perfective
Negative
Polite
Formal Register
Law