The following is a list of the major nationally recognized testing laboratories and compliance organizations:

• Underwriters Laboratories, Inc.

333 Pfingsten Road
Northbrook, Illinois 60062 USA
Tel: 847-272-8800
http://www.ul.com

• Applied Research Laboratories

5371 NW 161 Street
Miami, FL 33014
Tel: 305-624-4800, FAX: 305-624-3652
http://www.arl-test.com

• American National Standards Institute

1 West 42nd Street
New York, NY 10036
Tel: 212-642-4900, FAX: 212-398-0023
http://www.ansi.org

• British Standards Institution

389 Chiswick High Road
London W4 4AL United Kingdom
http://www.bsi.org.uk

• CENELEC Comité Européen de Normalisation Electrotechnique

Rue de Stassart,
35 B - 1050 BRUSSELS
Tel: + 32 2 519 68 71, FAX: + 32 2 519 69 19
http://www.cenelec.be

• VDE-Verband Deutscher Elektrotechniker

Merlinstrasse 28 D-63069
Offenbach Federal Republic of Germany
http://www.vde.de

• Japanese Standards Association

1-24, Akasaka 4, Minato-ku
Tokyo 107 Japan

• IEC International Electrotechnical Commission

3, rue de Varembé, PO Box 131 1211
Geneva 20, Switzerland
Tel: +41 22 919 02 11 FAX: +41 22 919 03 00
http://www.iec.ch

• The Institute of Electrical and Electronic Engineers, Inc

345 East 47th Street
New York, New York 10017
Tel: 800-678-IEEE
http://www.ieee.org

• NIST National Institute of Standards and Technology Calibration Program

Bldg. 820, Room 232
Gaithersburg, MD 20899
Tel: 301-75-2002, FAX: 301-869-3548
http://www.nist.gov

• National Electric Manufacturers Association Standards Publication Office

2101 L. Street, N.W. Suite 300
Washington, D.C. 20037
Tel: 202-457-8400 FAX: 202-457-8473
http://www.nema.org

• NSF International

789 N. Dixboro Road
Ann Arbor, Michigan 48113-0140 USA
Tel: 800-NSF-MARK
http://www.nsf.org

• ISO International Standards Organization

1, rue de Varembé Case postale 56 CH-1211
Genève 20 Switzerland
Tel: + 41 22 749 01 11, FAX: + 41 22 733 34 30
http://www.iso.ch

• OSHA Region 1 Regional Office

JFK Federal Building, Room E340
Boston, Massachusetts 02203
Tel: 617-565-9860, FAX: 617-565-9827
http://www.osha.gov

• TÜV Rheinland of North America, Inc.

12 Commerce Road
Newton, CT 06470
Tel: 203-426-0888
http://www.us.tuv.com

• Regulatory Compliance Information Center (RCIC)

www.rcic.com