IS MY MOD LEGAL?

Underglow in Indiana

Conditional

Underglow is legal in Indiana, including while driving, subject to color and flashing limits: No red or blue, no flashing, and front-visible light limited to white or amber; green is reserved for EMS.

Verified against primary sources · September 2026

What the law says

Indiana does not ban underglow — it restricts colors and behavior. No red or blue, no flashing, and front-visible light limited to white or amber; green is reserved for EMS.

Specific Limits

Restrictions
No red or blue, no flashing, and front-visible light limited to white or amber; green is reserved for EMS.
While driving
allowed

Exceptions & Exemptions

Underglow may be used while driving. Any lamp visible from directly in front of the vehicle's center must show white or amber — every other color is barred from the front — flashing is prohibited except signals, rear-mounted devices show red, and flashing or revolving green is reserved for permitted EMS personnel.

Statute

Ind. Code §§ 9-21-7-10, 9-21-7-11, 9-19-14.5

Read the statute →

Frequently Asked Questions

Are underglow legal in Indiana?
Underglow is legal in Indiana, including while driving, subject to color and flashing limits: No red or blue, no flashing, and front-visible light limited to white or amber; green is reserved for EMS.
What are the exact underglow limits in Indiana?
Restrictions: No red or blue, no flashing, and front-visible light limited to white or amber; green is reserved for EMS.. While driving: allowed. Source: Ind. Code §§ 9-21-7-10, 9-21-7-11, 9-19-14.5.
Are there exceptions for underglow in Indiana?
Underglow may be used while driving. Any lamp visible from directly in front of the vehicle's center must show white or amber — every other color is barred from the front — flashing is prohibited except signals, rear-mounted devices show red, and flashing or revolving green is reserved for permitted EMS personnel.

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