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40 CFR §370.31

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
MSDS (or SDS) reporting stated in § 370.30 is a one-time requirement. However, you must update the information in all of the following ways:
  1. (a)Submit a revised MSDS (or SDS) after you discover significant new information concerning a hazardous chemical for which an MSDS (or SDS) was submitted.
  2. (b)Submit an MSDS (or SDS), or a list as described in § 370.30(a), for any new hazardous chemical for which you become subject to these reporting requirements.
  3. (c)Submit, as requested by the LEPC, an MSDS (or SDS) for any hazardous chemical present at your facility which you have not already submitted, as provided in § 370.30(b).