Browse & Buy UL Standards
Standard 1203, Edition 5

Standard for Explosion-Proof and Dust-Ignition-Proof Electrical Equipment for Use in Hazardous (Classified) Locations

UL CSDS Proposal
Standard 1203, Edition 5 Edition Date: October 04, 2013
Summary of Topics b1203_5_20131004_sum.html

Subject 1203

Bulletin Dated: October 4, 2013


The following topics for the Standard for Explosion-Proof and Dust-Ignition Proof Electrical Equipment for Use in Hazardous (Classified) Locations, UL 1203, are being recirculated:

1. Revisions to Section 5 per responses to comments

Back to Standard 1203, Edition 5

The cost to purchase this Standard varies depending on whether you are ordering a hardcopy, PDF or combination of the two. We also offer two different types of subscriptions: a one year and a three year.

You will be able to choose your purchase options on the following pages.


You have one or more subscriptions that will expire soon.


You have one or more licenses to assign


Additional information required

To serve you better, please update your account details.