Society of Toxicology - SOT ToxExpo 2027

The official SOT website describes the meeting as drawing thousands of attendees, noting it will join thousands of scientists and researchers for a preeminent toxicology conference. A specific verified headcount for the 2027 meeting has not been published.

Registration is completed through the SOT Online Registration System, with mail, fax, and on-site options also available (no phone registrations accepted).

2027 registration fee tiers (per registration deadline):

• SOT Member: $545 early-bird (by Jan. 22), $610 standard (Jan. 23–Feb. 19), $670 final (after Feb. 19)
• Nonmember: $940 / $1,005 / $1,070
• SOT Retired/Emeritus Member: $175 / $235 / $285
• SOT Postdoctoral Member: $125 / $175 / $225
• Postdoctoral Nonmember: $225 / $285 / $335
• SOT Graduate Student Member: $105 / $155 / $205
• Graduate Student Nonmember: $185 / $235 / $295
• Undergraduate Student: $0 (student ID required)

Key deadlines: Early-bird pricing ends January 22, 2027; standard pricing runs January 23 to February 19. Cancellation/refund requests must be received in writing by February 19, 2027 (a $50 fee applies). The abstract submission deadline is November 13, 2026. Faxed and mailed registrations are accepted until March 11, and online registration remains open until March 17. All attendees must visit Registration on arrival to pick up their badge.

The 2027 meeting is the Society of Toxicology's 66th Annual Meeting and ToxExpo, reflecting a long-running annual tradition organized by SOT. It is a four-day event organized by SOT — Society of Toxicology. The meeting rotates among major US convention cities, and in 2027 it returns to San Antonio, Texas. A full founding-year history was not confirmed from the sources reviewed.