Section 50 explained: this guide covers what it means, who it applies to, the step-by-step process, documents required, fees, due dates and penalties in India — so you can stay compliant with confidence and avoid costly mistakes.
If two documents deal with the same land, which one counts? Section 50 gives a rule of priority: certain registered documents take effect against unregistered documents relating to the same property, whether or not the unregistered one is of the same nature. This article reads it as per the text of the Act consulted. Section 49, on the effect of non-registration, already has its own post, linked below, and is not re-explained here. For a purchase where more than one paper may exist for the same plot, a legal due diligence review of the registered record is the safest course.
A document of the kinds in section 17(1)(a), (b), (c) and (d) or section 18(a) and (b), if duly registered, takes effect as regards the property comprised in it against every unregistered document relating to the same property (other than a decree or order), whether the unregistered document is of the same nature or not (s.50(1)). The rule does not apply to leases exempted under the proviso to section 17(1), to section 17(2) documents, or to a registered document that had no priority under the law in force when this Act began (s.50(2)).
Sub-section (1): the rule
"Every document of the kinds mentioned in clauses (a), (b), (c) and (d) of section 17, sub-section (1), and clauses (a) and (b) of section 18, shall, if duly registered, take effect as regards the property comprised therein, against every unregistered document relating to the same property, and not being a decree or order, whether such unregistered document be of the same nature as the registered document or not."
To apply it you need three things.
1. The registered document must be of a listed kind. In broad terms (each is explained in our posts on section 17 and section 18):
| Reference | Broad subject, as printed |
|---|---|
| 17(1)(a) | Instruments of gift of immovable property |
| 17(1)(b) | Other non-testamentary instruments creating, declaring, assigning, limiting or extinguishing a right, title or interest in immovable property (at or above the value stated there) |
| 17(1)(c) | Non-testamentary instruments acknowledging receipt or payment of consideration for such a right |
| 17(1)(d) | Leases of immovable property from year to year, for a term exceeding one year, or reserving a yearly rent |
| 18(a) | Optional instruments creating such rights in immovable property below the stated value (other than gifts and wills) |
| 18(b) | Instruments acknowledging receipt of payment of consideration for such a right |
Clause (e) of section 17(1) (assignments of decrees, orders and awards) and clause (cc) of section 18 are not in the list. The section names clauses (a) to (d) and (a) and (b) only.
2. The document must be "duly registered". Registration alone is not enough; it must be proper registration. See also our article on section 23A on re-registration where the person presenting was not duly empowered.
3. The competing document must be unregistered and relate to the same property, and must not be a decree or order. It does not matter whether the unregistered document "be of the same nature as the registered document or not". So a registered sale deed takes effect against an unregistered gift deed, an unregistered agreement or another unregistered sale deed for the same property.
The effect is that the registered document wins "as regards the property comprised therein". Registration therefore protects a buyer or lessee against an earlier unregistered paper that the seller may have signed. This is also why checking the registered record, including the indexes discussed in our article on sections 53 to 55, matters before you pay.
Sub-section (2): the exceptions
"Nothing in sub-section (1) applies to leases exempted under the proviso to sub-section (1) of section 17 or to any document mentioned in sub-section (2) of the same section, or to any registered document which had not priority under the law in force at the commencement of this Act."
Three exceptions:
- Exempted leases. Leases exempted by the State Government's order under the proviso to section 17(1). That proviso lets the State exempt certain short, low-rent leases in a district or part of a district; the details are in the section 17 post.
- Section 17(2) documents. The documents listed in section 17(2), such as composition deeds, grants of immovable property by the Government and the other categories listed there, are not covered by the priority rule.
- Registered documents without priority under earlier law. A registered document "which had not priority under the law in force at the commencement of this Act" does not gain priority from sub-section (1).
The Explanation: what "unregistered" means for older documents
The Explanation says: "In cases where Act No. 16 of 1864 or the Indian Registration Act, 1866 (20 of 1866) was in force in the place and at the time in and at which such unregistered document was executed, unregistered means not registered according to such Act, and, where the document is executed after the first day of July, 1871, not registered under the Indian Registration Act, 1871 (8 of 1871), or the Indian Registration Act, 1877 (3 of 1877), or this Act."
In plain terms, for older documents "unregistered" is judged by the earlier Registration Acts that applied at the place and time of execution. The earlier Acts are named as printed and we do not explain them; check the current law for the corresponding provision. For most readers dealing with modern property papers, this Explanation matters only for very old documents.
Where section 50 sits
Section 47 says when a registered document operates (our post on section 47), section 48 deals with oral agreements (our article on section 48), and section 49 deals with documents that should have been registered but were not (our post on section 49). Section 50 completes the set by ranking registered against unregistered documents. For the wider public-record effect of registration, see notice of registration and third party rights.
A practical example
Rekha agrees to sell a plot to Sandeep by an unregistered paper signed in January. In March she sells the same plot to Tarun by a sale deed that is duly registered. The sale deed is a section 17(1)(b) document. Under section 50(1), Tarun's registered sale deed takes effect, as regards the plot, against Sandeep's unregistered paper, even though the papers are not of the same nature. If Sandeep's paper were a decree or order, the rule would not apply. And if the document were one of the section 17(2) kinds, such as a Government grant, sub-section (2) would take it outside this rule.
Need help checking which paper wins?
Where a seller has signed more than one paper for the same property, the order and registration status of each decides the risk. Our legal due diligence team can trace the registered record and the unregistered papers before you buy. State amendments and rules, fees and later amendments should be checked.
Key takeaways
- Duly registered documents of the kinds in section 17(1)(a) to (d) and section 18(a) and (b) take effect against unregistered documents relating to the same property.
- It does not matter whether the unregistered document is of the same nature.
- A decree or order is not caught as the unregistered document.
- Exempted leases, section 17(2) documents and registered documents without priority under the earlier law are outside the rule.
- The Explanation judges "unregistered" for older documents by the earlier Registration Acts, which the section names as printed.
Read next
- Sections 51 and 52 of the Registration Act, 1908: register books and duties when a document is presented
- Section 48 of the Registration Act, 1908: registered document against oral agreement
- Effect of Non-Registration of Document -- Section 49
- Notice of Registration -- Public Record and Third Party Rights
Disclaimer: Based on a print of the Registration Act, 1908 marked as last updated on 9 July 2020, as consulted on 2 October 2026. State amendments and rules, later amendments, registration fees and stamp duty are not covered and should be checked. This article is general information, not legal advice; check the official text before acting.