How to File a Karnataka RERA Complaint for Delayed Possession

A Karnataka RERA complaint is the formal route for a flat buyer in Bangalore whose possession date has passed. This guide covers who may file, which form to use, the papers to attach and what happens between filing and recovery of the money. The rights behind the complaint, a refund or monthly interest under Section 18, are taken as the starting point.
Before filing: settle three questions
A complaint is only as clear as the relief it asks for. Three decisions made at the start shape everything that follows.
- Remedy: a refund of the amount paid with interest, or possession with interest for the months of delay
- Compensation: whether to claim a further sum for proven loss, such as rent paid during the delay
- Complainant: every person named as a purchaser in the agreement should join the complaint
Send the developer a written demand first, by email and registered post, stating the agreed date and the remedy chosen. The Act does not insist on a notice. A dated demand still helps, because it shows the developer was given a chance to pay and fixes the buyer's position on record.
Who may file and against whom
Section 31 of the Real Estate (Regulation and Development) Act, 2016 opens the complaint to any aggrieved person. That covers the buyer, joint buyers together and an association of buyers acting for its members. A group complaint through the association suits a tower where every flat is late.
The complaint is made against the promoter, which is the company or firm registered for the project on the K-RERA portal. Where a landowner sold the flat from a joint development share, name the landowner as well. Copy the promoter's name and the project's registration number from the portal, so that the notice reaches the right party.
Form N and Form O
The Karnataka Real Estate (Regulation and Development) Rules, 2017 prescribe two complaint forms, and they go to different officers. Choosing the right one avoids a second round of filing.
| Point | Form N | Form O |
|---|---|---|
| Rule | Rule 29 | Rule 30 |
| Decided by | The Regulatory Authority | The adjudicating officer |
| Used for | Refund, delay interest, possession and other breaches of the Act | Compensation under Sections 12, 14, 18 and 19 |
| Fee | Rs. 1,000 | Rs. 1,000 |
The split follows the Supreme Court's ruling in the Newtech Promoters case of November 2021. Refund and interest are for the Authority, and compensation is for the adjudicating officer. A buyer who wants both files both forms, with the same facts and papers.
Papers to keep ready
The online form asks for scanned copies, and a complaint with complete papers moves faster through scrutiny. Collect the set below before starting.
- The registered agreement for sale, with the possession clause marked
- The allotment letter and the cost sheet
- Receipts for every payment, with a one-page statement of dates and amounts
- The loan sanction letter and the lender's disbursement statement, where there is a loan
- Emails and letters from the developer about revised dates
- The buyer's demand letter and proof that it was delivered
- Recent photographs of the tower and the flat
- Identity and address proof of each complainant
Add a short calculation sheet. It should show the agreed date, the number of months of delay, the amount paid and the interest claimed at the prescribed rate. In Karnataka that rate is the State Bank of India's highest marginal cost of lending rate plus 2%.
Filing on the K-RERA portal
Complaints are registered online on the Karnataka RERA portal. The steps are simple, and a buyer may file in person without a lawyer.
- Open the complaint section of the portal and choose the form
- Enter the complainant's details and select the project by its registration number
- State the facts in date order: booking, agreement, payments, agreed date and present stage
- Write the relief sought in exact terms, with the amount and the period of interest
- Upload the papers and pay the fee
- Save the acknowledgement, which carries the complaint number used for tracking
Keep the facts section plain. Dates, amounts and clause numbers persuade more than adjectives, and a bench with a long cause list reads a two-page statement more closely than a twenty-page one. Section 56 of the Act lets a party appear in person or through a lawyer, a chartered accountant, a company secretary or a cost accountant.
From notice to order
After scrutiny, the Authority issues notice to the promoter and fixes a hearing. The promoter files a reply, usually citing reasons for the delay, and the buyer may answer it. Hearings are short, and most cases turn on the agreement and the payment record.
The Act asks the Authority to try to decide a complaint within sixty days and to record reasons where it takes longer. Many complaints in Karnataka run well past that period, so plan for several months. The final order states the amount, the rate of interest and the time allowed to pay. Rule 17 gives the promoter sixty days to pay a refund once it falls due.
If the developer does not pay
An order has to be enforced when the promoter ignores it. The buyer files an execution application before the Authority, giving the order and the amount still unpaid. Section 40 of the Act then allows the sum to be recovered as arrears of land revenue.
In practice the Authority issues a revenue recovery certificate to the Deputy Commissioner of the district, who recovers the money from the promoter's assets. This stage is often slower than the complaint itself. Section 63 also allows a penalty on a promoter who disobeys the Authority, of up to 5% of the estimated project cost.
Appeals
Either side may appeal to the Karnataka Real Estate Appellate Tribunal within sixty days of receiving the order. A promoter's appeal is heard only after it deposits the amount ordered in the buyer's favour with the Tribunal. That deposit rule, in Section 43(5), discourages appeals filed only to buy time, and a further appeal goes to the High Court under Section 58.
Common mistakes
Most weak complaints fail on avoidable points. The list below covers the ones seen most often.
- Leaving out a joint buyer named in the agreement
- Asking for "suitable relief" without an amount, a rate and a period
- Claiming compensation in Form N, where it cannot be granted
- Relying on a brochure date when the agreement gives a later one
- Being in arrears on instalments without a recorded reason
- Signing a possession letter that gives up all claims while the case is pending
A complaint is also open to a buyer in a project that should have been registered and was not. The consumer commission is a parallel forum, and a buyer picks one of the two for a given claim. Our contact page is the place to ask about the registration details of any project we list.


