Why is it das Reglement?

Reglement ends in -ment, and nouns ending in -ment are neuter: in a German dictionary, 97% of them take das.

All nouns ending in -ment
Sense 1
das

Meaning

[1] List of regulations/rules

[1] Verzeichnis von Vorschriften/Regeln

Examples

[1] So far, the regulations should only apply to teams that play internationally, ie in the Europa League and the Champions Leaguee ""

[1] „Bisher soll das Reglement nur für Teams gelten, die international spielen, also in der Europa League und der Champions League.“

Grammar note

The plural regulations is Swiss Six

Declension

1 Singular Plural 1 Plural 2
Nominativ das Reglement die Reglements die Reglemente
Genitiv des Reglements der Reglements der Reglemente
Dativ dem Reglement den Reglements den Reglementen
Akkusativ das Reglement die Reglements die Reglemente

Pronunciation

Dictionary entries include material from Wiktionary. Wiktionary