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Hedonic estimation on the Observatoire de l'Habitat, TEGOVA EVS 2025 valuation, rental management under the law of 21 September 2006, condominium management under the law of 16 May 1975, hotel PMS, banking API. 7 profiles, 30+ tools, Luxembourg public data.
New modules shipped every 2 weeks. Public backlog on github.com/Tevaxia.
A specific format, an unusual calculation, a bespoke integration: 1 to 3 weeks of dev.
Email contact@tevaxia.lu. Average response under 6 hours on business days, from a human who knows the product.
12 practical guides with legal references. Each answer links to a calculation tool.
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Municipality, surface, floor, condition, energy — get an estimate with price range based on Luxembourg public data.
Price per m² by municipality and neighbourhood. Observatoire de l'Habitat data, sortable by canton, price or name.
Calculate the legal rent cap based on the 5% rule of invested capital. Revaluation coefficients, depreciation, flatshare management.
Registration duties 7%, Bëllegen Akt (€40,000/pers.), VAT 3% vs 17% on VEFA, notary fees, mortgage charges.
Speculation vs long-term disposal, revaluation coefficients, ten-year allowance, main residence exemption.
5 stackable aid layers: state, energy renovation, private, municipal, heritage. The most comprehensive tool in Luxembourg.
Compare total cost and wealth built over time. Break-even point, alternative investment, property appreciation.
Residual method: sale price − costs − fees − margin = maximum land cost. Adapted to Luxembourg construction costs.
Detailed breakdown by trade (STATEC classification). 17 items, energy class and finish level adjustment.
Quantities, bill of quantities and budget estimation for infrastructure projects. 9 lots, sourced prices (Batiprix, CTG, CSDC-CT).
Convert GBA ↔ GFA ↔ usable area ↔ living area. ACT weighting for cellars, balconies, terraces.
8 energy simulators: EPC impact on value, renovation ROI, energy community, EPBD 2050, HVAC, LENOZ.
Comparison, direct capitalisation, DCF, Mortgage Lending Value, reconciliation. Compliant with TEGOVA European Valuation Standards.
LTV, borrowing capacity, amortisation schedules, DSCR. Reference tools for mortgage lending.
Residential prices, offices, retail, logistics, land by municipality and sub-market. Public sources and market reports.
Zoning areas, buildability, COS/CMU, CTV/CTL easements, PAP New District and Existing District procedures.
Multi-unit management, charge distribution by shares, EPC per unit, renovation planning with Klimabonus.
Decision-support calculators: RevPAR/EBITDA valuation, DSCR, operating P&L, E-2 score, forecast, RevPAR market comparison.
Full hotel/motel/B&B management software: rooms, seasonal rates, calendar, check-in/out, 3% VAT invoices + tourist tax, iCal OTA feed.
5% rule, rental Klimabonus, net yield, monthly cashflow and dashboard for Luxembourg landlords.
CPI indexation, legal duration, triennial clauses and additional costs of Luxembourg commercial leases.
Full DCF analysis with break options, step rents, CAPEX, IRR equity and cap rate sensitivity.
Multi-property analysis, allocation by asset type, weighted global yield and performance tracking.
Monthly net cashflow, gross/net yield, IRR and 10-year projection. Adapted for FR/BE/LU.
Hedonic regression estimation on property characteristics. Value decomposition by attribute.
Anti-money laundering scoring and identity verification for real estate transactions. CSSF / 4th directive compliance.
120-point field inspection grid compliant with EVS 2025. Scoring by section, photos, PDF export.
Agricultural land valuation in Luxembourg. Price per hectare, zoning, pre-emption rights.
Tax transparency simulation for Luxembourg SCI/SCP. Corporate vs personal tax comparison.
Off-plan purchase simulation: VAT 3% vs 17%, fund call scheduling, comparison with existing properties.
Factur-X preparation compliant with EN 16931 for the FR reform of 01/09/2026. 6 real estate templates (landlord, syndic, LU hotel, commercial lease, valuer), FR + LU VAT, PDF/A-3 + XML export.
7 tools for Airbnb / Booking / Vrbo hosts in LU: net yield after tax, 90-day threshold + EU Reg 2024/1028 compliance, long vs short-term arbitrage, dynamic pricing.
CRREM stranding analysis, EU Taxonomy 2020/852, SFDR Art. 8/9, CRR Pillar 3 ESG. LU calibration, Paris 1.5 °C pathways, Climate Delegated Act.
7-stage mandate pipeline, buyer CRM + nurturing, eIDAS signature, co-branded property sheet, OpenImmo XML export, annual commissions.
Solid foundations
tevaxia.lu is under active development. If you need a specific calculator, a feature for your professional practice, or if you find an error in our calculations — let us know.
Homeowners, investors, developers, agents, property managers, banks, hoteliers. Select your profile to access the calculations and reports tailored to your practice.