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TAHC-Compliant Animal Movement

New World Screwworm (NWS) Animal Movement Guidance

The Texas Animal Health Commission, in collaboration with Texas A&M AgriLife Extension Service, provides animal owners, producers, veterinarians, NWS Certified Inspectors, and other stakeholders with a quick-reference guide to current New World Screwworm animal-movement requirements.

Open NWS Animal Movement Guidance

Texas Agriculture Alert

Alert Details
Department Texas Animal Health Commission
Created 10/23/2026
Action Quarantine Modification
Category Reportable Livestock Pest
Subcategory Livestock
Disease / Pest Type New World Screwworm
Impact Location County
Scope of Impact Partial County
Summary Following successful surveillance, sterile fly releases, and eradication efforts, an infested zone in Crockett, Pecos, and Terrell Counties was modified on October 23, 2026, to reduce the area subject to New World Screwworm movement restrictions. Please see TAHC website www.tahc.texas.gov for more information.
Additional Information https://www.tahc.texas.gov/regs/pdf/2026-10-23_NWS_EDO-Modified-InfestedZoneRelease_CrockettPecosTerrell.pdf