SUB-TENANT BILLING

Real Consumption Invoices for Every Tenant
Read Directly from the Meter

Shopping malls, offices, hospitals, residences — read electricity and water consumption from sub-meters for every tenant or unit, calculate with EPDK tariffs, and have PDF invoices ready automatically on the 2nd of each month.

Problems Caused by Manual Billing

Tenant billing done manually in Excel is error-prone, slow and contentious.

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Manual Meter Reading Rounds

Visiting dozens of meters one by one every month wastes time and labour. Reading errors lead to tenant disputes.

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Tariff Calculation Errors

EPDK multi-period (off-peak/peak/night) tariffs, TRT levy, energy fund, BTV and VAT — calculating everything manually increases the risk of errors.

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Document Tracking Difficulty

Whose invoice has been paid and whose hasn't? Excel tracking is scattered, late payment notifications are absent and legal records are inadequate.

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Tenant Disputes

Manually read meters are easy to contest. Without digital logs and time-stamped meter data, proving a refused payment is difficult.

Argus EMS Sub-Tenant Billing Workflow

Fully automated from meter reading to PDF invoice — ready by the 2nd of each month.

1

Automatic Reading from Sub-Meters

Each tenant or unit's sub-meter is read every 15 minutes via Modbus TCP/RTU or M-Bus. No manual rounds required.

2

Monthly Consumption Calculation

Actual kWh or m³ consumption is calculated from start-of-month and end-of-month index values. EPDK tariff periods (off-peak/peak/night) are applied automatically.

3

Tax and Levy Calculation

TRT levy, energy fund, municipal consumption tax (BTV) and 20% VAT — all calculated automatically in accordance with the EPDK communiqué.

4

PDF Invoice Generation

A separate PDF invoice for each tenant is generated automatically on the 2nd of each month. Logo and contact details are customisable.

5

Payment Tracking

Paid / Pending / Overdue status tracking. Automatic e-mail reminder when the due date passes. Payment history is stored as a legal record.

Which Facilities Is It Suitable For?

Any facility fed from a shared transformer where per-tenant billing is required.

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Office and Plaza

Separate electricity and water invoices for each office floor or tenant unit. Common area consumption (lifts, air conditioning, lighting) is distributed proportionally.

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Shopping Mall and Commercial Centre

Real consumption invoices for every tenant including shops, restaurants and cinemas. Common areas, car parks and utility areas are monitored separately.

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Hospital and Healthcare Facility

Sub-tenant billing for independent sections (private clinics, cafeteria, pharmacy). Active use in our hospital campus reference installations.

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Organised Industrial Zone (OSB)

Zone management automatically invoices the energy consumption of tenant factories; transformer-group-based distribution is supported.

Frequently Asked Questions

How many tenants can be billed?

There is no practical upper limit. Dozens or hundreds of sub-meters (each representing a tenant unit) can be defined under a single facility. The system manages each unit with its own database record and monthly bulk PDF generation completes in seconds.

Is the invoice legally valid?

The Argus EMS invoice is informational/internal in nature — it is not an official TEDAŞ/EPDK invoice. However, time-stamped meter data and billing records provide a legal basis in tenant disputes. Official invoice issuance via e-invoice integration (with accounting software) is planned.

My existing meters are not Modbus — what can I do?

For mechanical meters with pulse output, a pulse counter (Modbus RTU supported) intermediate unit is used. For completely analogue meters, a new meter must be installed — installation takes half a business day and is low-cost.

Are water meters supported?

Yes. Smart water meters supporting M-Bus TCP or Modbus RTU can be integrated. ISKI tiered water tariffs (0–10 / 10–30 / 30+ m³) are applied automatically. A combined water + electricity invoice can also be generated.

Are payment reminders sent automatically?

Yes. When an invoice's due date passes, an automatic payment reminder is sent to the tenant's e-mail address. The number of days before a reminder is sent is configurable. When payment is made, the status is updated to "Paid".

Break Free from Manual Meter Reading Rounds

Leave behind meters read by hand, invoices calculated manually and tenant disputes. Demo setup takes 1 business day.

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Automate Your Billing Process

Explore the system with your own data in a demo session.