Testing Lab Requirements

DLC Approved LM-79 Testing Laboratories

The DLC accepts LM-79 results from laboratories that comply with the DLC LM-79 Testing Lab Requirements. A list of acceptable labs is maintained below. Testing must be conducted and reports must be issuedwithin the accreditation effective and expiration dates detailed for a given laboratory. 

Testing Laboratory PartnerAccreditation
Start Date
Accreditation Expiration Date
Acuity Brands Lighting Decatur Lab8/15/169/30/2022
Acuity Brands Lighting Des Plains Lab9/3/20219/30/2022
American Testing & Assessment Laboratory, LLC1/10/201412/31/2021
Appleton Lab, Emerson Innovation Center – Pune9/11/20189/10/2020
Bay Area Compliance Laboratories (Sunnyvale)12/4/20122/28/2021
Bay Area Compliance Laboratories Corp. (Kunshan)2/6/20179/30/2022
Bay Area Compliance Labs Corp. (Shenzhen)4/1/20123/31/2022
Bay Area Compliance Labs Corp. (Dongguan)12/12/20114/1/2023
Bell-South Testing Laboratory (Shenzhen)9/25/201210/1/2020
BEST Test Service Shenzhen Co., Ltd.1/1/201212/31/2021
Belling Test Laboratory Co., Ltd3/8/20184/30/2022
Building Acoustics & Lighting Laboratories, Inc4/1/20123/31/2020
BUREAU VERITAS ADT (SHANGHAI) CORPORATION10/26/20178/31/2021
BUREAU VERITAS CONSUMER PRODUCT SERVICES (GUANGZHOU) CO., LTD, SCIENCE CITY BRANCH8/25/20213/31/2022
CCIC Southern Testing Co., Ltd.10/9/201312/31/2020
CCIC-CSA INTERNATIONAL CERTIFICATION CO., LTD (Guangzhou)11/1/201111/1/2022
CCIC-CSA INTERNATIONAL CERTIFICATION CO., LTD. SHANGHAI BRANCH11/1/201111/1/2022
Centre Testing International10/1/20119/30/2020
Consumer Lighting Testing Lab (Shanghai)3/3/20213/31/2022
Cree Durham Technology Center4/12/20123/31/2022
Cree Engineering Services Testing Laboratory6/5/20123/31/2020
Cree Racine Engineering Services Testing Laboratory7/2/20133/31/2022
CSA AMERICA TESTING & CERTIFICATION LLC (Alpharetta)4/8/201211/1/2021
CSA America Testing & Certification LLC (Redmond, WA)5/11/20126/30/2021
CSA GROUP CONSUMER PRODUCT EVALUATION (CPE) SHANGHAI COMPANY LIMITED2/1/20132/1/2023
CU Lighting Ltd.9/27/20199/27/2023
Day-Brite Photometric Laboratory12/21/201512/31/2021
DEKRA Testing and Certification Shanghai LTD12/23/201512/31/2021
Deliver Co., Ltd9/16/20159/30/2022
Dialight Optics Laboratory5/28/20146/30/2022
Dongguan EMTEK Co., LTD6/11/20157/5/2024
Dongguan New Testing Centre Co., Ltd4/20/20173/31/2021
Elite Electronic Engineering Inc. 7/16/20186/30/2021
Elite Lighting2/28/201811/30/2020
EMTEK (Dongguan) Co. Ltd4/8/20193/31/2022
ETA Testing Technology Co., Ltd.11/27/201712/31/2021
Fangguang Inspection & Testing Co., Ltd.7/6/20176/30/2021
GE (China) Energy Development Co., Ltd. Lighting Technology Laboratory4/1/20123/31/2020
GE Nela Park, Product Testing4/1/20123/31/2022
GE Hendersonville Product Testing10/17/20133/31/2022
Great One Global Certification Co Ltd10/30/201211/1/2021
Guangdong Meide Testing Technology Co. Ltd2/12/20183/31/2022
Hopestar Test Lab Limited6/29/20206/30/2021
Hubbell Lighting Photometric Laboratory5/23/20136/30/2022
Independent Testing Laboratories, Inc.1/4/201112/31/2021
Intertek Chicago, IL7/12/20111/1/2022
Intertek Hong Kong7/1/201110/14/2023
Intertek Cortland, NY10/1/20119/30/2021
Intertek India Private Limited5/13/20195/27/2022
Intertek Lake Forest, CA12/23/20136/30/2022
Intertek Testing Services (Hangzhou) Limited1/29/20141/28/2020
Intertek Testing Services Shanghai1/10/201312/31/2021
Intertek Testing Services Shenzhen Ltd. Guangzhou Branch6/7/20176/30/2022
Intertek Testing Services Zhejiang Ltd. Hangzhou Branch1/29/20146/30/2022
ITL Co., Ltd10/15/20189/30/2021
Hopestar Test Lab Limited6/29/20206/30/2022
Juno Lighting, LLC10/1/20149/30/2021
Korea Institute of Lighting and ICT3/31/20151/1/2022
KTR (Korea Testing and Research Institute)4/1/20153/31/2022
Laboratory of Xiamen Leedarson Lighting Co. Ltd9/21/20189/30/2021
LCTECH Guangdong Testing Services Co., Ltd.8/27/201912/31/2021
Light Laboratory, Inc.6/5/20126/30/2022
Lighting Test Center Americas, Philips Lighting North America Corporation6/7/20186/30/2021
LightLab International Allentown, LLC9/24/20159/30/2022
LightLab International, LLC6/5/20123/31/2021
LSI Industries5/29/20155/29/2023
LTL (Leading Testing Laboratories) – Hangzhou11/29/201112/31/2021
Lumentra Inc.2/12/201312/31/2021
LUX-TSI Limited4/30/20124/30/2024
Ningbo Tengli Testing Co. Ltd6/2/20177/31/2022
Northern Lights Testing Laboratories9/13/20174/1/2021
Orb Optronix, CSA Group (Seattle)5/11/20126/30/2021
QAV Technologies6/25/20121/7/2020
R-Tech12/18/20175/27/2021
RAB Lighting Photometry Laboratory12/22/201412/31/2020
SCGPT Labs Energy Efficient Lighting Products1/23/201712/31/2021
SGS Taiwan Ltd., Optics Laboratory6/15/20136/14/2022
SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch9/20/20179/30/2021
SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd Branch5/14/20187/31/2022
Shenzhen Anbotek Pengcheng Compliance Laboratory Ltd9/29/20149/30/2021
Shenzhen Belling Efficiency Testing Laboratory2/24/201612/31/2021
Shenzhen Southern LCS Compliance Testing Laboratory Ltd.6/30/20163/31/2023
ShenZhen Xin An Biao Technology Service Co. Ltd4/30/20193/31/2021
Signify (China) Investment Co., Ltd12/18/201812/31/2021
Signify San Marcos Engineering Lab7/30/20196/30/2022
Spectra Lux10/16/20149/30/2022
Standard-Tech Co., Ltd Testing Center4/5/20192/28/2022
Sternberg Lighting Lab9/19/20129/30/2021
Tamco Photometric Laboratory3/12/20183/31/2020
Technical Consumer Products – Compliance Test Laboratory4/1/20143/31/2020
Testing Center of Hangzhou Hpwinner Opto Corporation9/23/20199/30/2020
TÜV SÜD America, Inc. (Atlanta, GA)1/4/20129/30/2021
TÜV SÜD Cert & Testing (China) Co., Ltd. Shenzhen Branch2/8/20123/31/2022
TÜV SÜD Certification & Testing (China) Co., Ltd. Shanghai Branch6/28/201810/31/2021
UL India Private Limited4/5/20124/8/2023
UL International Italia S.r.l.11/8/20129/30/2023
UL LLC (Brea, CA)10/23/201511/1/2021
UL Verification Services (Guangzhou) Co., Ltd.7/26/20116/30/2022
UL Verification Services Inc. (Allentown, PA)6/18/201212/31/2021
UL-CCIC Company Limited12/22/201512/31/2020
Underwriters Laboratories Taiwan Co., Ltd.1/23/20151/22/2024
Unity Opto Technology Co., Ltd.2/1/20123/21/2022
UTEST TECHNICAL LABORATORY (Formerly Belling Test Lab)10/22/20214/30/2022
Waltek Testing Group (Foshan) Co. Ltd.7/13/20186/30/2021