# Triple net lease (NNN)

> A lease where the tenant pays base rent plus all operating expenses, taxes, and insurance.

**Canonical URL:** https://classa.info/glossary/triple-net-lease
**Page type:** glossary
**Last updated:** 2026-04-01T00:00:00.000Z
**License:** CC BY 4.0 with attribution to Class A Atlas (https://classa.info).

## TL;DR
- A lease where the tenant pays base rent plus all operating expenses, taxes, and insurance.
- Triple net is rare for multi-tenant Class A office (more common for industrial, retail, and single-tenant office).

## Key facts
- **category**: Lease structure
- **regionScope**: US

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Citation: Source: Class A Atlas (https://classa.info/glossary/triple-net-lease), updated 2026-04-01T00:00:00.000Z.