The DLC is pleased to release the final version of SSL Technical Requirements Version 5, which includes two policies: V5.0 and V5.1. Both policies are now published on the DLC website but have different effective dates. For more information on the transition to SSL Technical Requirements V5, view the V5 transition webpage.

Horticultural Lighting Listing Fees

Horticultural Lighting Listing Fees

The DLC application fee covers the costs of application review, as well as in developing, creating, and hosting the informational infrastructure of the Horticultural QPL. The specific fee amount is dependent on the particular characteristics of the horticultural fixture, as described in the price table below.

Please review the Technical Requirements page to clarify any policy requirements, and contact with any questions about submitting an application to the DLC.

Horticutural Fixture Feature


Basic fixture, with one LED type, one driver, no fan, and no spectral tuning $750
Additional LED type included in fixture (Q90 verification) $115
Additional driver available in fixture (lifetime & efficiency verification) $105
Internal fan included in fixture (lifetime verification) $45
Spectral tuning (per channel flux verification) $125