International Association for Impact Assessment

2019 Innovation Grants

Applications due 13 September

online foundation course in eia offered

Applications due 20 August 2018

SDG Symposium in Kuching

Registration Open Through 7 September

2019 IAIA awards

Nominations accepted through 12 September


The leading global network on impact assessment

Impact assessment, simply defined, is the process of identifying the future consequences of a current or proposed action. IAIA is the leading global network on best practice in the use of impact assessment for informed decision making regarding policies, programs, plans and projects. Members of IAIA believe that impact assessment is a practical tool for helping meet today's needs without compromising the opportunities of future generations. Our members are our greatest asset.


IAIA Membership


Join IAIA members from over 120 nations in this inter-disciplinary network of individuals and organizations.

IAIA Events


IAIA's annual conferences and regional meetings promote lively exchange and learning opportunities.

IAIA Publications & Resources


IAIA's publications, trainings, and resources share best practices in the field of impact assessment.

IAIA Affiliates


Operating in 17 countries, IAIA Affiliates are independent organizations promoting impact assessment regionally.

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August 2018 Enews

August 2018 Enews

Check out the latest enews, sent 15 August

2019 Awards Nominations Now Open

2019 Awards Nominations Now Open

Celebrating the best in impact assessment

July 2018 Enews

July 2018 Enews

Check out the latest enews, sent 18 July

CEQ seeks input on nepa regulations

CEQ seeks input on nepa regulations

CEQ is considering updating its implementing regulations for the procedural provisions of the National Environmental Policy Act ...

IAIA Mission, Vision & Values

IAIA is an organization with a voluntary membership of professionals from a diverse array of interests and organizations, all of whom are concerned with environmental stewardship and sustainability. Collectively, our goal is to protect, not harm, the earth and its environments and peoples.


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The monthly IAIA e-news shares upcoming event details and deadlines, as well as professional news in the field of impact assessment. Check out a recent issue here.

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