Nebenkosten Butler

German rental law requires detailed annual Betriebskostenabrechnung statements, and errors in these calculations are common Nebenkosten-Butler automates the math and flags discrepancies between what tenants are charged and what the law permits.

The platform supports all standard utility cost categories covered under German tenancy law, including heating, water, building cleaning, garbage collection, and shared electricity.

Landlords use it to generate compliant annual statements from raw utility invoices, while tenants use the verification mode to cross-check received statements against their rental agreements and legal allowances before deciding whether to pay or contest.

For property management companies handling portfolios of rental units, Nebenkosten-Butler offers bulk processing workflows that calculate allocations across multiple units simultaneously, applying the correct distribution keys (per square meter, per person, or by consumption metering) as specified in each lease.

Its audit trail and export features support the documentation requirements of both landlords and tenant advocacy organizations.