Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
rules are rules
Grammar usage guide and real-world examplesUSAGE SUMMARY
The sentence "rules are rules" is correct and usable in written English.
You can use it when you want to point out that the rules should be followed and respected. For example: "We all know that rules are rules, so let's follow the instructions we've been given."
✓ Grammatically correct
News & Media
Science
Reference
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
Rules are rules.
News & Media
"For Germans, rules are rules".
News & Media
Still, rules are rules.
News & Media
Rules are rules, apparently.
News & Media
Rules are rules and law is cold.
News & Media
"The rules are rules," he said.
News & Media
"Rules are rules, man," Dixon said afterward.
News & Media
Rules are rules, after all.
News & Media
But in Singapore, rules are rules.
News & Media
Rules are rules, he told them.
News & Media
"Rules are rules," Mrs. Lillien said.
News & Media
Expert writing Tips
Best practice
This phrase is particularly effective in journalistic writing to describe situations in sports, finance, or administrative governance where a strict outcome is mandated by a code.
Common error
Avoid using "rules are rules" as a substitute for a logical explanation in sensitive interpersonal or creative contexts. While it is grammatically correct, using it to dismiss legitimate questions about the fairness or logic of a policy can come across as overly rigid or unhelpful in professional communication.
Source & Trust
96%
Authority and reliability
4.9/5
Expert rating
Real-world application tested
Linguistic Context
Grammatically, "rules are rules" functions as a determinative tautology where the subject and the predicate are identical, linked by the copular verb 'are'. According to Ludwig, this structure is used to assert the absolute or self-evident nature of the subject.
Frequent in
News & Media
75%
Reference
15%
Science
10%
Less common in
Social Media
5%
Wiki
3%
Business
2%
Ludwig's WRAP-UP
In summary, "rules are rules" is a highly effective and grammatically correct English phrase used to denote the non-negotiable status of regulations. Analysis by Ludwig confirms its widespread presence in high-authority journalistic sources like The New York Times and The Guardian. It serves as a linguistic tool to shift a decision from the personal to the institutional, emphasizing that the speaker is merely an agent of a system. While Ludwig AI validates its usage, writers should be mindful of its rigid tone, ensuring it matches the context where objective adherence is expected over subjective nuance.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
the law is the law
Applies the same logic to a legal or judicial context
orders are orders
Shifts the focus from general rules to specific commands from an authority
regulations must be followed
A more literal and descriptive version of the same sentiment
by the book
An idiomatic way to describe acting in strict accordance with rules
non-negotiable
Focuses on the impossibility of changing or debating the terms
standard operating procedure
Refers to the established method that must be adhered to in a professional setting
dura lex sed lex
The Latin origin of the sentiment, meaning 'the law is harsh, but it is the law'
no exceptions
Removes the tautology and focuses on the absolute application of the rule
strictly enforced
Describes the action taken regarding the rules rather than the rules themselves
compliance is mandatory
A formal, bureaucratic way to express that following rules is not optional
FAQs
How to use "rules are rules" in a sentence?
You can use it as a standalone statement or a clause to justify a strict decision. For example: "It may seem unfair, but "rules are rules"."
Is "rules are rules" a formal expression?
It is considered a neutral to idiomatic expression. In very formal legal writing, you might prefer "the law is the law" or stating that "regulations must be upheld".
What can I say instead of "rules are rules"?
Depending on the context, you can use phrases like "by the book", "non-negotiable", or "no exceptions".
Is "rules are rules" a tautology?
Yes, it is a rhetorical tautology. It repeats the subject to imply that the nature of the subject itself is sufficient to explain the situation, essentially meaning 'the rules are fixed and cannot be changed'.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
96%
Authority and reliability
4.9/5
Expert rating
Real-world application tested