Transportation projects must comply with federal regulations governing the method and requirements for protecting and managing ecological resources. TxDOT designed the following tools for environmental practitioners to use to meet these compliance obligations.

Questions? Contact Ecological Resources staff at (512) 416-2661.

Title Date Description Format
Environmental Handbook: Ecological Resources
07/15 Provides a regulatory background for compliance with federal regulations, except for the Endangered Species Act
Environmental Handbook: Endangered Species Act 04/17 Provides a regulatory background on compliance with the Endangered Species Act (ESA) of 1973 and consideration of the protection and management of imperiled species and their ecosystems
Process: District and Environmental Interactions for ESA Section 7 Obligations 04/17 Process provides guidance to TxDOT staff when considering Endangered Species Act (ESA) Section 7 obligations
Documentation Standard for Biological Assessment or a Biological Evaluation 08/15 Use by project sponsors preparing a Biological Assessment (BA) for informal consultation or a Biological Evaluation (BE) for informal consultation with the USFWS.
Tier I Site Assessment 04/17 A fillable smart-form that covers the Texas Parks and Wildlife Analysis for a project (formerly this form was incorporated into the Biological Evaluation Form).
Biological Evaluation Form 01/17 A fillable PDF form that generates the applicable biological resource specific questions depending on county selection and funding source.
Guidance: Avoiding Migratory Birds and Handling Potential Violations 03/17 Describes TxDOT’s responsibilities to comply with the Migratory Bird Treaty Act.

Agreements with Resource Agencies

Title Date Description Format
Endangered Species Act Programmatic Consultation Agreement for Red-cockaded Woodpecker 12/16 Provides a programmatic approach to address project effects to the Red-cockaded Woodpecker under the Endangered Species Act, for projects that “may affect, but are not likely to adversely affect” the species.
Texas Parks and Wildlife Department (TPWD) Memorandum of Understanding (MOU) 09/14 The purpose of this MOU is to define the process for coordinating transportation projects with the Texas Parks and Wildlife Department to facilitate the protection of the natural environment. It is found in Title 43, Part 1, Chapter 2, Subchapter G of the Texas Administrative Code.
TPWD MOU Best Management Practices Programmatic Agreement (PA)
05/17 Defines the best management practices that TxDOT and TPWD have agreed will result in avoidance and minimization of potential impacts to natural resources and can eliminate the need for coordination of projects with TPWD for the species with best management practices.
TPWD MOU Threshold Table PA 05/17 Defines the thresholds to determine if an area and type of potential impact from a transportation project triggers a need to coordinate the project with TPWD, while other coordination triggers for coordination are identified in the biological evaluation form.
TPWD MOU Tier II Site Assessments PA
05/17 Outlines the information TPWD requires to initiate administrated coordination between TPWD and TxDOT under the 2013 MOU.