OneCasaONECASAOne Roof Every Solution

Select a Legal Service

Choose a package or an individual service. Checkout happens in the next steps.

Apartment or builder project

RERA checkAgreement reviewPayment clause reviewRegistration support

Plot or land purchase

Survey and land record checkEC and title chainLayout/conversion reviewLegal opinion

Resale property

Owner proofLink documentsLoan/charge checkSale deed and mutation

Public verification sources OneCasa checks

India has state-wise portals, not one universal real estate API. These checks are structured so official portal/API adapters can be added city by city.

RERA project status

Checks whether a builder project is registered, active and aligned with promised possession details.

Portal

State-wise RERA portals

Registration numberPromoter detailsProject statusQuarterly updates
Open source

Encumbrance certificate

Finds registered transactions, charges and ownership movement against the property record.

Portal

State registration portals

Document number trailMortgage/charge recordsSale/gift/partition history
Open source

Land records and survey checks

Used for plots and land to compare survey details, ownership records and prohibited land indicators.

Portal

Telangana, AP, Karnataka and city-specific portals

Survey numberPahani/RTCMutation statusProhibited land signals
Open source

Approvals, tax and utilities

Confirms the supporting documents that usually decide whether a deal can move to registration.

API ready

Municipal, utility and planning authority portals

Property tax duesBuilding approvalOccupancy certificateUtility transfer readiness
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