OC vs CC for Apartments in Bangalore: Buyer Checklist

Published On: 25 June 2026

A Commencement Certificate (CC) is a legal document that permits a builder to start construction work. An Occupancy Certificate (OC) is an official city document showing that a finished building is safe and clear for people to live in. Both documents are issued by the Bruhat Bengaluru Mahanagara Palike (BBMP) and the Greater Bengaluru Authority (GBA) to stop illegal building work. For any flat buyer in Bangalore, moving into a home without these papers means you face sudden power cuts, water loss, and home loan rejections. You must check both files to protect your money and your legal rights.

The Strategic Shift: Decoding OC vs CC in Bangalore’s Real Estate Market

A CC is your permission to dig the ground, while an OC is the final paper that lets you move into your home. Tech zones like Whitefield, Sarjapur, and Electronic City need both certificates to stay completely legal.

If a builder does not have a CC, the city can stop the work on day one. A project can have a CC but still fail to get an OC if the builder changes the plan.

Executive Master Cheat Sheet: High-Density CC vs OC Comparison

To check a property fast, look at this simple side-by-side metric table:

Feature	Commencement Certificate (CC)	Occupancy Certificate (OC)
What it means	Legal pass to start building work on the land site.	Legal pass to move in and live in the flat.
When you get it	Before work starts on the open plot.	After all work ends on the structure.
What it proves	The builder owns the land and the plans are valid.	The final building matches the initial plans.
What it checks	Plot gaps, roof heights, and boundary walls.	Fire tools, lifts, water pipes, and drains.
RERA rules	You need it to get a Karnataka RERA number.	Builders must show it before they give you the keys.
Tax Khata use	It does not change your property tax records.	You need it to get an A Khata in your name.
Utility links	Gives temporary power for the work crews.	Gives permanent water and power to your home.
Resale risk	Low risk for later; needed for early bank funds.	High risk: Banks will reject future loans without it.
If you miss it	The city can halt work and call it illegal.	You face eviction, fines, or double power bills.

Legal Imperatives: BBMP, GBA, and Karnataka Building Bye-Laws

Zoning laws state that living in a flat without an OC is a fineable offense. Under Section 11 of the RERA Act 2016, builders must get an OC before they hand over any keys to a buyer.

New rules from the Greater Bengaluru Authority (GBA) state that illegal flats face total demolition. Most top banks will also reject your home loan if you try to sell a flat that has no OC.

Regulatory Update: BESCOM and BWSSB Utility Directives

The Bangalore Electricity Supply Company (BESCOM) and the water board (BWSSB) will block permanent lines for flats that look to hook up without an OC. New court orders say temporary builder lines will be cut as soon as the project is over.

Critical Update (June 2026):

The state now lets small homes on plots up to 2,400 sq. ft. get power without an OC. This tax and utility ease does not apply to flat blocks or high-rise towers, which still need a full city OC.

The Ultimate Buyer Checklist for Bangalore Apartments

Checking your papers takes just a few steps. If you look at projects online or visit a site, use this quick guide:

1. Check the Project CC Paper: Before Booking.

Ask the builder for a copy of the CC before you pay any cash. Check the layout and block sizes against the blueprint maps.

2. Verify the RERA Site Data: Legal Check.

3. Check the Fire and Safe NOCs: Work Progress.

Make sure the builder has passes from the fire squad and pollution board. These are required to get the final city OC.

4. Verify the Building Completion Certificate: Near Completion.

Confirm that the site architect gave the completion form to the city. This form tells the BBMP to come and inspect the rooms.

5. Get the Final Occupancy Certificate: Key Handover.

Insist on seeing the original OC file before you sign the final deed. Make sure your exact floor and door number are listed on it.

Prestige Group Prelaunch Project is Prestige Falcon City Luxe.

FAQs

1. Can I legally live in a flat that only has a CC?

No, a CC only lets the builder pour concrete; it does not mean you can move your family into the rooms. Living in a home without an OC is against the law and can lead to water cuts or active eviction.

2. What should I do if the builder delays the OC?

You must send a formal legal notice to the builder based on your initial sale contract. If they fail to act, file a case with Karnataka RERA to get your cash back or secure a monthly refund.

3. How can I check a BBMP OC online?

Go to the official BBMP town planning portal and click on the "Occupancy Certificate Details" page. Type in your plan match number to view or download the real paper file.

4. What happens to my power bill if my block has no OC?

If your block lacks an OC, BESCOM will keep you on a temporary builder line. This means your monthly power bills will be 50% to 100% higher than normal home rates.