Not all rights are created equal – and that’s not a flaw in the legal system. It’s by design. When you understand how rights are categorized in jurisprudence, you begin to see that the law treats different claims differently based on their nature, their enforceability, and who they can be exercised against. The three most foundational classifications – perfect vs. imperfect rights, positive vs. negative rights, and rights in rem vs. rights in personam – are essential tools for understanding how legal systems function in practice, especially under Indian law.
Table of Contents
- What makes a right “perfect” or “imperfect”?
- Why imperfect rights still matter
- Positive rights vs. negative rights
- Positive and negative rights in the Indian Constitution
- Rights in rem vs. rights in personam
- How rem and personam connect to positive and negative rights
- Rem and personam in Indian IP and evidence law
- How these classifications interact
What makes a right “perfect” or “imperfect”?
The distinction between perfect and imperfect rights goes to the heart of what it means to have a legally recognized claim. According to Salmond, a perfect right is one that corresponds to a perfect duty – a duty not merely recognized by law but also enforced by it. In practical terms, this means that if someone violates a perfect right, you can approach a court and compel compliance or obtain a remedy.
The Fundamental Rights guaranteed under Part III of the Indian Constitution – such as the right to equality under Article 14 or the right to life under Article 21 – are classic examples of perfect rights. They are enforceable directly in the Supreme Court or High Courts under Articles 32 and 226 respectively. When the state violates these rights, you have a legal mechanism to seek redress.
An imperfect right, on the other hand, is one that the law recognizes but does not enforce. The clearest example is a time-barred debt. If a creditor fails to sue within the limitation period prescribed by the Limitation Act, the right to recover the debt still exists in principle – but it cannot be enforced through a court. The right is there; the remedy is gone.
Why imperfect rights still matter
Imperfect rights are not entirely toothless. Salmond identified three practical uses for them: they can serve as a ground of defence (even if not a ground of action), they can support security already given (a mortgage securing a time-barred debt remains valid), and they have the potential to be converted into perfect rights. For instance, a written acknowledgment of a time-barred debt can revive it, effectively restoring enforceability. Similarly, an unstamped bond creates an imperfect right, but on payment of the prescribed penalty, it becomes enforceable again.
This distinction also raises a philosophical question about the doctrine ubi jus ibi remedium – where there is a right, there is a remedy. Imperfect rights are the exception that proves the rule. They show that the legal system can acknowledge a claim without always being in a position to enforce it.
Positive rights vs. negative rights
This classification focuses not on enforceability, but on what the corresponding duty requires. A positive right entitles its holder to have something actively done for them. The person subject to the corresponding duty must perform a positive act. A negative right, by contrast, only requires others to refrain from interfering – it is a right to be left alone.
A creditor’s right to recover money from a debtor is a positive right – the debtor must do something (pay). The right to ownership of property is a negative right – everyone else simply has a duty not to interfere with it. The right not to be defamed is a negative right – no one must act to harm your reputation.
Positive and negative rights in the Indian Constitution
The Indian Constitution offers a nuanced picture of both categories. Most of the Fundamental Rights under Part III are structurally negative rights – they prohibit the State from acting in certain ways. Article 14 says the State shall not deny equality; Article 21 says no person shall be deprived of life or liberty without procedure. They are framed as restrictions on State action.
However, the Supreme Court has steadily expanded the positive dimensions of these rights. The Court has held that Article 21 encompasses not just the negative restriction against arbitrary deprivation of life, but also positive entitlements essential for a dignified existence – including the right to livelihood, a clean environment, education, and health. This judicial expansion illustrates how the boundary between positive and negative rights is not fixed, but shifts as constitutional interpretation evolves.
The Directive Principles of State Policy in Part IV, by contrast, are predominantly positive in character. They impose obligations on the State to take affirmative steps – provide employment, secure a living wage, promote educational access. But unlike Fundamental Rights, DPSPs are not judicially enforceable, making them an example of constitutionally recognized but imperfect rights in the positive category.
Rights in rem vs. rights in personam
The third classification draws on the Roman law concepts of jus in rem and jus in personam. The key distinction lies in who bears the corresponding duty.
A right in rem (real right) is one available against the world at large – it corresponds to a duty imposed on all persons generally. A right in personam (personal right) is one available only against a specific, determinate individual or group – the corresponding duty falls on that person alone.
The classic illustration: a person’s right to peaceful occupation of their land is a right in rem, because every person in the world is under a duty not to interfere with it. But if the same person leases the land to a tenant, the right to receive rent is a right in personam – only the tenant owes that particular duty.
How rem and personam connect to positive and negative rights
There is a close relationship between this classification and the positive/negative distinction. Rights in rem are almost always negative in nature – they require the world to refrain from interference, not to perform any act. Rights in personam are mostly positive – they require a specific person to do something. The exception worth noting: in the sale of goodwill, where the seller agrees not to start a competing business within a certain area and time, the buyer acquires a right in personam that is negative in character.
Rem and personam in Indian IP and evidence law
This distinction has significant practical consequences in Indian law. A trademark registration creates rights in rem – enforceable against infringement by anyone in the world – while a non-disclosure agreement creates rights in personam, operative only against the specific contracting party. Patents and copyrights similarly operate as rights in rem, which is precisely what gives them their strength as intellectual property protections.
In evidence law, Section 35 of the Bharatiya Sakshya Adhiniyam (the successor to the Indian Evidence Act) addresses judgments that create rights in rem. When a court grants probate appointing an executor, or declares insolvency, that judicial determination creates a legal character enforceable against all persons – not just those who were parties to the proceedings. It transforms what might otherwise be a right in personam into a universal right in rem.
The remedies available also differ by type. Rights in rem are generally transferable from one owner to another when property changes hands, while rights in personam are not transferable – they are personal to the contracting parties. When a right in rem is violated (such as trespass on land), courts often grant injunctions ordering the violator to cease. When a right in personam is violated (such as a breach of contract), monetary damages are the more typical remedy.
How these classifications interact
These three classifications are not entirely separate – they overlap and inform one another. Rights in rem are almost always negative and are often perfect (enforceable against all). Rights in personam are mostly positive and may be perfect or imperfect depending on enforceability. A right can be positive, in personam, and perfect – like a creditor’s legally enforceable claim against a debtor. Or it can be negative, in rem, and imperfect – like the right to privacy before it was fully recognized as a constitutional right in K.S. Puttaswamy v. Union of India (2017).
Understanding these overlaps is important in legal practice. When you file a suit, the nature of the right you are asserting determines the remedy you can claim, who you must implead as a defendant, and what the court can order. Getting this classification right is not an academic exercise – it shapes litigation strategy and legal outcomes.
Rights also evolve across these categories over time. Many rights that were once moral or imperfect – environmental rights, digital privacy, the right to livelihood – have progressively acquired legal recognition and moved into the category of perfect rights, particularly through judicial interpretation of Article 21 of the Constitution. This evolution reflects the law’s responsiveness to changing social values and constitutional priorities.
What do you think? If Directive Principles of State Policy impose positive duties on the State but remain unenforceable in court, should they be reclassified as imperfect rights rather than aspirational guidelines? And as digital assets and online identities become more significant, do you think existing categories of rights in rem and in personam are adequate to protect them, or does the law need new conceptual frameworks?
References
- https://thefactfactor.com/facts/law/legal_concepts/jurisprudence/legal-rights/176/
- https://en.wikipedia.org/wiki/Fundamental_rights_in_India
- https://www.legalserviceindia.com/legal/article-1919-rights-and-duties-in-the-light-of-jurisprudence-an-overview.html
- https://noteguilty.com/notes/jurisprudence/i-legal-rights-and-its-kinds-types
- https://scholarship.law.columbia.edu/cgi/viewcontent.cgi?article=1006&context=llm_essays_theses
- https://www.scobserver.in/journal/the-right-to-life-and-personal-liberty-under-article-21-a-timeline/
- https://www.infipark.com/articles/distinguish-perfect-right-imperfect-right-right-in-rem-right-in-personam-proprietary-right-personal-right-right-in-propria-right-in-aliena/
- https://www.lawweb.in/2025/06/rights-in-rem-vs-rights-in-personam.html
- https://www.caclubindia.com/articles/rights-in-rem-and-rights-in-personam-49596.asp
- https://indiankanoon.org/doc/1199182/
- https://blog.ipleaders.in/article-21/
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