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Builder Delaying Possession? Your RERA Section 18 Rights

If a builder misses the possession date, RERA Section 18 gives a buyer two rights: a full refund with interest and compensation, or interest for every month of delay. A Bengaluru guide to the options, the rate, and filing a complaint.

Legal & Documentation
Updated on
September 4, 2026
12 min read

A Bengaluru buyer we will call Suresh booked an under construction flat with a possession date written clearly into his agreement, then watched that date come and go with the tower still half finished. For months he felt stuck, unsure whether he could do anything beyond wait and hope. What he did not know was that the law had already handed him two clear choices, and a right to be paid for every month the builder made him wait. That protection sits in Section 18 of the RERA Act, and far too many buyers never invoke the rights it gives them.

The short answer. If a builder fails to hand over possession by the date in your agreement, RERA Section 18 gives you two options. You can withdraw from the project and claim a full refund of what you paid, with interest and compensation, or you can stay in the project and claim interest for every month of delay until you get possession. The interest is usually the State Bank of India's highest marginal cost of lending rate plus 2 percent, and the same rate applies both ways. The trade-off is yours to choose based on whether you still want the flat.

What can I do if the builder delays possession?

You have an unqualified right to either exit with a refund or stay and be paid interest. As the Realty Hunting guide explains, when a builder misses the possession date, Section 18 lets you either exit and have the promoter return everything you paid, with interest at the prescribed rate plus compensation where applicable, or stay and have the promoter pay you interest for every month of delay until you get possession. The Prateek Group guide adds that the possession date in your agreement is the main reference point for calculating the delay, which is why that date matters so much.

OptionWhat you getBest when
Withdraw and refundFull refund of what you paid, plus interest and compensationYou no longer want the flat
Continue with interestInterest for every month of delay until possessionYou still want the flat
Interest rateCommonly SBI MCLR plus 2 percent, applied both waysDelay by builder or default by buyer
Where to claimA complaint at the State RERA authorityAfter a written demand to the builder

It is worth understanding how the delay itself is measured. The clock runs from the possession date committed in your agreement, including any grace period the agreement allows, and every month beyond that is a month of delay for which the law holds the builder accountable. This is why buyers are encouraged to hold on to the agreement and note the exact date rather than relying on a salesperson's verbal timeline. A firm, written date is the anchor for any claim, and a delay that a builder tries to explain away verbally still counts against the date on paper.

What interest do I get for the delay?

The delay interest is set by a formula, and it is meaningful rather than token. Realty Hunting states that the prescribed rate is the State Bank of India's highest marginal cost of lending rate plus 2 percent, that it applies from each payment date, and that the same rate applies both when a builder delays and when a buyer defaults, so it is even handed. Prateek Group notes that many cases use a rate linked to SBI MCLR plus a margin, but advises checking your own state's RERA rule for the exact figure. Either way, this is designed to be a real cost to the builder, not the nominal penalty found in older private agreements.

Can I get a full refund and walk away?

Yes, withdrawing with a full refund is one of the two rights Section 18 gives you. If the delay has gone on and you no longer want to wait, you can exit the project and require the promoter to return the entire amount you have paid, together with interest at the prescribed rate and compensation where it applies. This is a powerful remedy, because it puts you back in funds rather than leaving your money locked in a stalled project. The choice between refund and continuing is entirely yours, and it usually comes down to whether the flat still suits your needs and how much confidence you have that the builder will finish.

What if I still want the flat?

Then you keep your booking and claim interest for the delay. Many buyers do not want to walk away from a home they have chosen, especially once construction is well advanced, and Section 18 respects that by letting you stay and be compensated for the wait. You continue in the project, and the builder must pay you interest for every month of delay until possession is handed over. This can be adjusted against your remaining payments or paid to you, depending on the order. It turns an open ended delay into a metered one, where the builder pays for every extra month rather than facing no consequence at all.

Keep the agreement date at the centre

Everything turns on the possession date written into your agreement, so protect it. Read the agreement before you sign to see the committed date and any grace period, and be wary of vague language that lets the builder push the date indefinitely. Once that date passes without possession, your Section 18 rights are triggered, and the clearer the date in your paperwork, the stronger your position. Keep every payment receipt and all written communication, because these are what you will rely on if you ever need to enforce the right.

How do I file a RERA complaint?

You file with your State RERA authority, usually online, after putting the builder on notice. Realty Hunting sets out the practical steps: gather your builder buyer agreement, payment receipts and allotment letter, send a written demand to the builder citing Section 18, file online on your state RERA portal, attend the hearings, which often allow video appearance, and pursue execution if the builder does not comply. Filing fees are typically in the range of 1,000 to 5,000 rupees. The Act intends decisions within about 60 days, though busy benches can take several months, which is still faster than the older consumer court route.

Why does this matter for a buyer?

Because it changes the balance of power on the most stressful risk in an under construction purchase. Without RERA, a delayed buyer often had little leverage beyond frustrated phone calls. Section 18 replaces that with a clear legal right to your money back or to be paid for the delay, at a real rate of interest, enforced by a dedicated authority on a defined timeline. Knowing this before you buy lets you sign with your eyes open, insist on a firm possession date, and act promptly and confidently if that date is missed, rather than feeling powerless as the months slip by.

One more thing works in a buyer's favour: acting early tends to produce a better outcome. The sooner you send a written demand and, if needed, file a complaint after the date is missed, the clearer your record and the stronger your position. Delay on your side can complicate a claim, so treat a missed possession date as a prompt to act rather than a reason to keep waiting for reassurances. Even if you ultimately decide to continue with the flat, putting the builder formally on notice preserves your right to interest for the period of delay.

What should a Bengaluru buyer do?

Protect the possession date, keep records, and act promptly if it is missed. The checklist below sets out the steps.

  1. Confirm the committed possession date and any grace period in the agreement.
  2. Keep every payment receipt and all written communication with the builder.
  3. If the date passes, send a written demand to the builder citing Section 18.
  4. Decide whether you want a refund or to continue with interest.
  5. File a complaint on your State RERA portal with the documents.
  6. Check your state's prescribed interest rate for the exact figure.
  7. Attend the hearings and pursue execution if the builder does not comply.

Common questions from Bengaluru buyers

What can I do if the builder delays possession?

Under RERA Section 18 you have two rights when the builder misses the agreed possession date. You can withdraw and claim a full refund of what you paid, with interest and compensation, or stay in the project and claim interest for every month of delay until possession is handed over to you.

What interest am I entitled to for the delay?

The prescribed rate is commonly the State Bank of India's highest marginal cost of lending rate plus 2 percent, and the same rate applies whether the builder delays or the buyer defaults. Check your own state's RERA rule for the exact figure. It is designed to be a real cost to the builder, not a token amount.

Can I get a full refund if the project is delayed?

Yes. Withdrawing with a full refund is one of the two options under Section 18. You can exit the project and require the promoter to return the entire amount you have paid, with interest at the prescribed rate and compensation where applicable. This suits buyers who no longer want to wait for a stalled project.

How do I file a RERA complaint for delay?

Gather your agreement, payment receipts and allotment letter, send a written demand to the builder citing Section 18, and file online on your State RERA portal. Filing fees are typically 1,000 to 5,000 rupees, and the Act intends decisions in about 60 days, though busy benches can take longer. Attend hearings and pursue execution if needed.

Section 18 is a core buyer protection when a project runs late. Read it with our guide to verifying a project's RERA registration before you book, and our explainer on the RERA agreement for sale and the 10 percent rule. If you are booking an under construction home such as Shriram Chirping Grove, make sure the possession date is firm before you sign.

Last updated 2026-09-04. PropNewz Team.

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