Glossary
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2 min read
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Reviewed by
Mike Wolson
on
July 10, 2026

Tenant Improvement Allowance

A Tenant Improvement Allowance (TIA) is a sum provided by the landlord to cover the cost of customizing or renovating a commercial space to meet the tenant's specific needs.
Detailed Explanation

Tenant Improvement Allowances are one of the most negotiable and valuable components of a commercial lease, especially for healthcare tenants who require specialized buildouts. Medical and dental offices often need plumbing upgrades, electrical capacity increases, lead-lined walls for imaging rooms, operatory installations, and HVAC modifications — costs that can easily exceed $100/sq ft. The TIA is typically expressed as a dollar amount per square foot (e.g., $60/sq ft) and is disbursed by the landlord upon completion of approved improvements or in milestone-based draws. Any buildout costs exceeding the TIA are the tenant's responsibility. In the Chicago suburban market, TIAs for medical office spaces currently range from $40–$100/sq ft depending on the landlord, building class, and lease term.

Why It Matters

A well-negotiated TIA can save a healthcare practice hundreds of thousands of dollars in upfront capital. Longer lease terms typically unlock higher TIAs, but tenants must weigh buildout savings against long-term flexibility.

Example

A primary care clinic signs a 10-year lease for 3,000 sq ft and negotiates a $70/sq ft TIA — receiving $210,000 toward its $280,000 buildout. The remaining $70,000 is funded by the practice.

SYNONYMS
TIA; TI Allowance; Build-Out Allowance; Leasehold Improvement Allowance