SUPPLEMENTARY AGREEMENT TO SELL
__________, of __________, and __________, of __________, are the parties to this instrument.
Seller contact: . Buyer contact: .
- 1. ORIGINAL AGREEMENT
- 2. CLAUSES AFFECTED
- 3. SUPPLEMENTARY TERMS
- 4. PRICE AND COMPLETION
- 5. PRIORITY AND RATIFICATION
- 6. FORMALITY
Section 54 of the Transfer of Property Act, 1882 treats a contract for sale as an agreement that a sale will take place on settled terms; the contract does not by itself create an interest in or charge on the property. The final transfer of ownership must occur through the legally required conveyance/registered instrument.
The supplementary instrument does not silently replace the whole bargain; only the terms expressly changed or clarified are affected.
3A. DELTA-ONLY DRAFTING
This supplementary agreement is intended to be read with the original agreement, not as a second complete sale contract. Each amendment should identify the old clause or subject and the exact new obligation. If a change cannot be understood without reconstructing several emails, it should be rewritten as a complete replacement clause. Matters not identified as changed should not be inadvertently re-opened.
3B. DOCUMENT AND APPROVAL CONDITIONS
Where the supplement adds a lender NOC, authority permission, title document or other condition, it should state who must obtain it, whether the condition is for the buyer’s benefit, the deadline and the consequence of non-fulfilment. A vague promise to “provide all documents” does not tell the parties whether completion can be withheld for one missing record.
4A. INTERACTION WITH COMPLETION
If the supplement changes a pre-completion deliverable but not the completion date, both facts should be explicit. If compliance becomes impossible by the existing date, the parties should use the extension instrument rather than assume that this supplement automatically extends time. This prevents inconsistent dates across the transaction file.
5A. NO ACCIDENTAL NOVATION
Unless the parties deliberately intend a new substituted contract, the supplement should not be drafted as cancellation and re-execution of the original bargain. The purpose is to preserve the original agreement and alter identified provisions only. If the changes are so extensive that the original no longer works coherently, a fresh agreement may be safer than multiple layered supplements.
PERSONAL DATA NOTICE
This notice is given under the Digital Personal Data Protection Act, 2023. Personal data in this document is collected only to record and administer the agreed supplementary terms to the existing agreement to sell, communicate about that purpose, verify expressly supplied transaction information, and retain an evidentiary record.
The record will be held by __________ and may be shown only to the buyer, seller, authorised broker/property consultant, advocate, lender, escrow agent, valuer, registration/revenue authority, promoter/association, tax professional or other person directly involved in the stated transaction and due-diligence process.
If the proposed transaction does not proceed, the personal data will be retained for 90 days from the final cancellation/withdrawal decision and then erased, except for records needed for a live dispute or a named statutory retention duty. If the transaction proceeds, the record will be retained for the transaction period plus 12 months and then erased unless a longer statutory period applies.
Data minimisation: this document does not require full Aadhaar numbers, Aadhaar copies, passwords or bank credentials. Identity and tax documents should be collected only through the dedicated KYC/tax workflow where necessary.
EXECUTION
______________________________
Signature
Record-holder: __________
Place: ____________________
Date: ____________________