Stringency (noun)

1. The quality or state of being strict, severe, or rigorous.
2. The degree to which a set of rules or standards are strictly enforced.

Origin:

From the latin stringere, meaning to bind or tighten.

Examples:

1. The government has announced new measures to increase the stringency of its quarantine rules.
2. The stringency of the school's dress code was a point of contention among students and parents.
3. The new regulations were criticized for their lack of stringency in enforcing environmental standards.
4. The stringency of the new immigration law was a major concern for human rights groups.
5. The stringency of the rules was intended to ensure the safety of the participants.