Rent hike laws in India — how much can your landlord actually raise?

The short answer

There is no single national cap. Rent hike laws in India are set state-by-state via each state's Rent Control Act, or by the mutually-signed lease agreement.

State-wise summary (2026)

• Maharashtra — 4% annual for pre-1999 rent-controlled properties. Modern leases: whatever is agreed.
• Karnataka — Standard 5-10% per year in agreements. No statutory cap for open-market leases.
• Tamil Nadu — Regulated properties: 5%. Open market: negotiated.
• Delhi — Old DRC Act: 10% every 3 years for rent-controlled units. New leases: mutually agreed.
• Model Tenancy Act 2021 — Requires 3-month advance notice for any hike; the % is by agreement.

What courts consider unreasonable

Even without a statutory cap, tenants have successfully challenged hikes of 25% or more as "unconscionable". Courts look at:

• Local market rate for similar units
• Frequency (yearly vs multi-year)
• Whether the landlord invested in upgrades
• The original rent baseline

How to protect yourself in the agreement

1. Fix the hike percentage in writing. "As per market" is not defendable.
2. Cap it at 5-8% for residential, 10% for commercial.
3. Ensure it applies only at renewal, not mid-lease.
4. Add a clause: no hike above CPI inflation of previous year, whichever is lower.

What to do if your landlord demands more

• Refer them to your written agreement — they cannot override it.
• If they threaten eviction, that is not lawful during the lease term without cause.
• Send a written response citing the agreement.
• Escalate to the Rent Control Tribunal or civil court.

The right of a landlord to demand more is only as strong as the paperwork you signed. Insist on clarity before you sign — not when the reminder message arrives.