The Effect of Registration under Sections 47 and 48 of the Registration Act, 1908: Relation Back to the Date of Execution, Priority over Oral Agreements, the Mortgage by Deposit of Title Deeds, and Registration as Notice

Two short sections say what registration achieves. Section 47 fixes the moment from which a registered document operates: not the date of registration, but the date from which it would have operated had registration never been required, which is ordinarily the date of execution. Section 48 gives a registered non-testamentary document priority over an oral agreement about the same property, subject to an important exception for an oral transfer accompanied by delivery of possession, and a proviso protecting the mortgage by deposit of title deeds.

What Section 47 does and does not do, and how Section 48 ranks competing claims

1. Relation Back: Section 47

Section 47, Registration Act, 1908

A registered document shall operate from the time from which it would have commenced to operate if no registration thereof had been required or made, and not from the time of its registration.

The practical effect is that a sale deed executed in January and registered in April takes effect from January, once registration is complete.
Why it matters. Registration can take weeks, and the parties should not be at the mercy of the office. Priorities between two deeds by the same seller are worked out on the dates of execution, not of registration.
It applies only to a document that is in fact registered. Section 47 is not an escape from Section 49; an unregistered document does not operate from any date at all.
It does not validate anything. A registered deed executed by a person without title, or obtained by fraud, is no better for relating back.
It does not extend time. The presentation must still be within Sections 23 to 26.

📖 Ram Saran Lall v. Mst. Domini Kuer, AIR 1961 SC 1747

Facts: A right of pre-emption depended on when the sale was complete. The sale deed had been executed on one date and registered later, and it was argued that by force of Section 47 the sale must be taken to have been completed on the date of execution.

Held: The Supreme Court held that Section 47 does not decide when a sale is completed. The section applies to a document once it has been registered, and tells us from what time it operates; it does not say that registration relates back so as to make the sale complete before the document was registered. Until registration, the sale of immovable property requiring a registered instrument is not complete.

Ratio: Section 47 fixes the time from which a registered document operates, but it does not make a transaction complete at a date when the law still required registration for its completion. Citation to be verified before publication.

2. Priority over Oral Agreements: Section 48

Section 48, Registration Act, 1908

All non-testamentary documents duly registered under this Act, and relating to any property, whether movable or immovable, shall take effect against any oral agreement or declaration relating to such property, unless where the agreement or declaration has been accompanied or followed by delivery of possession and the same constitutes a valid transfer under any law for the time being in force:

Provided that a mortgage by deposit of title deeds, as defined in section 58 of the Transfer of Property Act, 1882, shall take effect against any mortgage deed subsequently executed and registered which relates to the same property.

The general rule favours the registered document, which is the whole point of a public register.
The exception protects an oral transaction accompanied or followed by delivery of possession, where that constitutes a valid transfer under some law. An oral gift permitted by personal law, or an oral partition followed by separate possession, may fall within it.
The proviso protects the equitable mortgage. A mortgage by deposit of title deeds under Section 58(f) of the Transfer of Property Act requires no registration, and it prevails over a later registered mortgage of the same property.
Section 50 completes the scheme, giving a registered document of the kinds in Section 17(1)(a) to (d) and Section 18(a) and (b) effect against every unregistered document relating to the same property.

3. Registered Mortgage and Equitable Mortgage

	Registered mortgage deed	Mortgage by deposit of title deeds
How created	By a registered instrument, Section 59 of the Transfer of Property Act	By delivery of documents of title with intent to create a security, Section 58(f)
Registration	Compulsory	Not required, since there is no instrument creating the mortgage
Where available	Everywhere	In the towns notified for the purpose and the places the section specifies
Priority	Prevails over unregistered documents, Section 50	Prevails over a later registered mortgage of the same property, proviso to Section 48
Risk	Cost and delay of registration and stamp duty	Disputes about whether the deposit was made with the necessary intention

4. Registration as Notice

The effect of registration reaches beyond the parties. Explanation I to Section 3 of the Transfer of Property Act provides that where a transaction relating to immovable property is required by law to be effected by a registered instrument, any person acquiring the property, or part of it, or any share or interest in it, shall be deemed to have notice of that instrument from the date of registration. A purchaser is therefore fixed with knowledge of what the register contains, whether or not he searched it, which is why the defence of a bona fide purchaser without notice rarely succeeds against a registered document.

5. The Position Stated Shortly

Section 47: a registered document operates from the time it would have operated had registration not been required, not from the date of registration.
Ram Saran Lall: Section 47 does not make a transaction complete before the document was registered.
It does not validate an invalid transaction, and it has no application to an unregistered one.
Section 48: a registered non-testamentary document takes effect against an oral agreement about the same property.
The exception is an oral agreement accompanied or followed by delivery of possession that amounts to a valid transfer.
The proviso protects a mortgage by deposit of title deeds against a later registered mortgage.
Section 50 gives registered documents priority over unregistered ones.
Registration operates as notice under Section 3 of the Transfer of Property Act.