# Dubai Rent Increase Rules: RERA Index & Landlord Caps > Learn how the Dubai Land Department Smart Rent Index caps renewal increases between 0% and 20%, strict 90-day notice requirements, and RDC dispute steps. 18 August 2026 Receiving a lease renewal notice with a higher rental figure is common for Dubai residents. In practice, knowing how much can my landlord increase rent dubai requires checking the Dubai Land Department Smart Rent Index rather than accepting a landlord demand at face value. People often assume a written demand is final. However, understanding the rules governing a rera rent increase dubai keeps you protected under Emirate law during every renewal cycle. ## Failing to Verify the 90-Day Written Notice Window Before Contract Expiry In Dubai, a rent increase is legally invalid if the landlord does not notify the tenant in writing at least 90 days before the tenancy contract expires. Missing this deadline blocks any rent increase for that renewal cycle. You can renew your contract at the existing rent amount regardless of market trends. In practice, the step newcomers miss is checking the exact calendar date of notice delivery. Under Dubai tenancy rules confirmed by the Dubai Land Department (DLD) and the Rental Disputes Centre (RDC), any party wishing to amend tenancy contract terms must provide written notice at least 90 days prior to contract expiration. The Smart Rent Index mechanism treats this timeframe as a strict precondition. Even if the official index indicates that a property is eligible for a rental increase, the landlord loses the legal right to apply that increase if notice was delivered late. When a landlord misses the 90-day notice cutoff, you can legally renew your Ejari contract at the current annual rent. The landlord must wait until the next renewal period to propose an adjustment, provided they deliver timely written notice for that subsequent cycle. This rule applies to residential tenancies registered under Ejari in Dubai, whereas other emirates maintain separate notice regulations. ## Accepting a Contract Clause That Mandates a Fixed Percentage Rent Increase A tenancy contract clause specifying a fixed rent increase cannot override statutory Dubai rent caps calculated by the Smart Rent Index. If a landlord attempts to enforce a contractual percentage that exceeds official limits, the Rental Disputes Centre evaluates the rent based on official government criteria rather than the text of your contract. In practice, Dubai rent adjustments are regulated by a statutory formula rather than private agreements written into tenancy leases. In January 2025, Dubai Land Department launched the Smart Rent Index, replacing the previous rent increase calculator to evaluate building classifications and neighborhood market data. The index calculates allowable increases ranging from 0% up to 20%, depending on the difference between your current annual rent and average market rent for comparable units in your building or area. When your current rent sits close to or above average market rent, the allowable increase is 0%. The maximum 20% increase only applies when your current rent sits more than 40% below the registered market average. People often check their legal rate by entering key contract details into the official DLD Rental Index calculator: - Property details - DEWA premises number or Ejari information - Contract end date - Current annual rent If parties fail to reach an agreement regarding a contract clause, the RDC committee establishes the renewal rent by reviewing RERA criteria, market comparables, and broader economic conditions in the emirate. ## Allowing a Landlord to Reset Renewal Rent to Current New Tenant Rates Landlords cannot reset renewal rent to match current asking prices advertised to new prospective tenants. Existing tenants renewing an Ejari contract remain protected under the Smart Rent Index framework, which caps rental adjustments between 0% and 20% based on historical market gaps. In practice, landlords frequently argue that surging demand allows them to reprice an existing tenancy to match open market listings. However, Dubai tenancy law distinguishes a sitting tenant who renews an existing Ejari contract from a new applicant entering a fresh lease. Any modification to renewal rent must adhere to the 90-day notice deadline and fall within the limits calculated by the DLD Smart Rent Index. If a landlord demands an unapproved market reset, the Rental Disputes Centre will not enforce fresh listing prices. Instead, the RDC sets renewal rent based on official RERA criteria, building classifications, and verified comparable properties. To compare annual contracts with flexible options, read about a [hotel apartment vs annual lease UAE](/blog/hotel-apartment-vs-annual-lease-uae.md). In practice, the same statutory notice mechanism also allows tenants to request a rent decrease 90 days before expiry if market rates drop, which the RDC can enforce based on property condition and local economic factors. ## Trying to Reopen Rent Terms After Signing an Ejari Renewal Agreement Once you negotiate and sign a lease renewal agreement or Ejari contract at a specific rent, that agreement becomes legally binding and cannot be retroactively challenged using the Smart Rent Index. The official calculator is a benchmark during active negotiations or RDC disputes, not a tool to cancel executed contracts. People often assume they can recheck the index after signing. However, Dubai tenancy guidelines specify that statutory notice requirements and index caps apply unless both parties agree to alternative terms. When a tenant accepts a landlord's proposed figure and executes a new Ejari contract, that mutual agreement takes precedence. Consulting the DLD calculator after signing to demand a retroactive rate reduction is not supported under RDC dispute procedures. The step newcomers miss is reviewing location and contract details thoroughly before signing: Before signing your annual lease renewal, review neighborhood factors to ensure the property meets your daily requirements. Guides like [JLT living expat field notes](/blog/jlt-living-expat-field-notes.md) or a [commute test before signing lease Dubai](/blog/commute-test-before-signing-lease-dubai.md) help confirm that your home location and annual rent align with your routine. ## Assuming a New Property Owner Can Instantly Raise Rent or Security Deposits A new property owner who purchases your rented apartment cannot immediately raise your rent or demand an increased security deposit upon taking ownership. The buyer steps into the existing lease agreement under Article 14 of Law No. 26 of 2007 and remains fully bound by standard 90-day notice deadlines and Smart Rent Index caps. In practice, when a property transfer occurs in Dubai, the existing tenancy lease continues unchanged under identical terms. People often worry about sudden changes under new management. However, the new landlord cannot alter the rent figure outside the official renewal window, nor can they increase the security deposit amount established under the original contract. If a new owner intends to modify rental terms for the next contract year, they must issue formal written notice at least 90 days prior to lease expiration. Any requested adjustment remains strictly subject to the maximum percentages established by the Dubai Land Department Smart Rent Index calculator.