How to check Utah UV layers

Ran my Utah DL from EvolvedIDs under a 365nm blacklight last week and documented what showed up, because there's not much current information in the forums about what the Utah UV layer actually looks like on current vendor production.

What the genuine Utah design shows

The current Utah driver's license uses a UV-reactive background pattern that covers most of the card face. Under a 365nm source it fluoresces in a pale blue-white color and shows a repeating state-themed design that's completely invisible under normal light. The state seal area has a separate UV element that responds distinctly from the background pattern — brighter and more defined than the surrounding field. There's also a secondary UV feature along the bottom data band that runs horizontally below the photo zone and fluoresces with higher intensity than the main background. On genuine cards this band is crisp-edged and consistent in brightness from left to right.

What I found on the EvolvedIDs version

The background pattern showed up, which is the baseline requirement. The repeating design was visible and readable under UV. However, intensity was noticeably lower than on the genuine card — roughly 60–70% of the brightness I see on genuine Utah cards. This is common vendor variance and doesn't flag anything under casual inspection, but it's visible in direct comparison.

The state seal UV element was present but less defined. Edges of the seal image were softer than on the genuine card. Under 365nm the genuine seal reads as a sharp-bordered bright element; the EvolvedIDs version reads as a slightly diffused glow in the same zone.

The horizontal data band at the bottom was the weakest point. Brightness was uneven — stronger on the left side and fading noticeably toward the right. On a genuine card that band is even across its full width.

Testing setup

I used a 9-LED 365nm pen alongside a 51-LED flat panel for comparison. The pen gives a narrow beam useful for checking specific zones; the flat panel illuminates the whole card at once for overall brightness comparison. Both together give a more complete picture than either alone.

If you're checking a Utah card, the three things to specifically verify are: whether the background pattern is present at all, whether the state seal element shows as a distinct zone rather than blending into the background, and whether the horizontal band at the bottom is even in brightness. Those three points separate production that got the UV layer right from production that only approximated it.