Index Property Hub
Dedicated desktop property management & Making Tax Digital (MTD) software for UK landlords. Developed and published by TWO HEADS LTD.
Official HMRC Making Tax Digital (MTD) for ITSA Integration
Built for individual landlords reporting UK property income and expenses.
Privacy-First Architecture
Local-First Desktop Power.
Zero Cloud Data Leakage.
Index Property Hub runs locally on your PC or Mac. Your financial records, leases, bank statements, and sensitive landlord records remain 100% on your machine in a private, encrypted database.
Portfolio & Tenancy Manager
Track properties, tenancies, compliance schedules (gas safety, EICR, EPC), deposits, and contractors in one unified dashboard.
- ✓ Automated safety certificate expiry alerts
- ✓ Multi-owner proportional allocation
- ✓ Section 24 mortgage relief calculations
HMRC MTD ITSA Direct Updates
Seamlessly compile your quarterly cumulative totals directly from verified bookkeeping entries and submit via HMRC's Making Tax Digital API.
- ✓ Cumulative year-to-date PUT submissions
- ✓ Live obligations schedule tracker
- ✓ Real-time in-year tax calculation estimates
Complete Privacy & Control
No remote databases. No subscription paywalls holding your records hostage. Direct TLS encrypted API calls straight to HMRC.
- ✓ Local SQLite encrypted storage
- ✓ Full CSV and PDF export capabilities
- ✓ Compliant Gov-Client-* fraud prevention
Regulatory Specification
HMRC API Integration & Technical Specifications
Index Property Hub complies with all technical and security requirements specified in the HMRC MTD for Income Tax Self Assessment (ITSA) End-to-End Service Guide.
⚡ Supported HMRC APIs & Versions
Business Details (MTD) API v2.0
Automated retrieval and validation of taxpayer property business identifiers.
Obligations (MTD) API v3.0
Automated synchronization of statutory quarterly reporting deadlines and fulfilled status.
Property Business (MTD) API v6.0
Cumulative year-to-date PUT submissions and periodic POST updates with categorized property income and expenses.
Individual Calculations (MTD) API v8.0
Real-time in-year triggering, listing, and retrieval of self-assessment tax calculation estimates.
🛡️ Security & Fraud Prevention Compliance
Connection Method:DESKTOP_APP_DIRECT — All network traffic is initiated locally from the desktop client directly to HMRC's secure TLS endpoints without intermediate proxies.
Fraud Prevention Headers: Fully compliant with HMRC Specification v3.3. Compiles and transmits Gov-Client-Connection-Method, Gov-Client-User-Agent, Gov-Client-Timezone, Gov-Client-Local-IPs, Gov-Client-Local-IPs-Timestamp, Gov-Client-User-IDs, Gov-Client-Device-ID, Gov-Client-Screens, Gov-Client-Window-Size, Gov-Vendor-Product-Name, and Gov-Vendor-Version.
Multi-Factor Authentication (MFA): Enforced directly by HMRC on the Government Gateway during OAuth 2.0 browser authorization. The local client never captures or stores user passwords.
Audit Logging: All outbound HMRC requests, response status codes, and submission confirmation identifiers are stored locally in the user's database for statutory record retention.
⚠️ Statutory Scope & End of Year Disclaimer
Index Property Hub is an In-Year MTD update product for UK Property income. The Software enables digital record keeping and the submission of quarterly cumulative updates. It does not support MTD End-of-Year functionality (including the Final Declaration) or non-mandated income sources.
To complete your Final Declaration or report other sources of income, you must use HMRC-recognised compatible software. Taxpayers are signposted directly to the official government software list at: GOV.UK Compatible Software Directory →
TWO HEADS LTD
Company Registered in England & Wales No. 2319759
Newhaven Enterprise Centre, Denton Island, Newhaven, East Sussex BN9 9BA
Product Enquiries: darron@2headsdesign.co.uk | info@2headsdesign.co.uk