| class | location | description | yearly dues |
| I | North America | Engineering Firm 1 to 20 geotechnical persons Services, Equipment or Materials Firm <$2 million Contractor Firm <$5 million |
$650 |
| Europe | Engineering Firm 1 to 20 geotechnical persons Services, Equipment or Materials Firm <€1.6 million Contractor Firm <€4 million |
€520 | |
| II | North America | Engineering Firm 21 to 100 geotechnical persons Services, Equipment or Materials Firm from $2 to 10 million Contractor Firm from $5 to 15 million |
$950 |
| Europe | Engineering Firm 21 to 100 geotechnical persons Services, Equipment or Materials Firm from €1.6 to 8 million Contractor Firm from €4 to 12 million |
€760 | |
| South America, Africa, Asia, Australia |
Corporations regardless of size | $950 | |
| III | North America | Engineering Firm more than 100 geotechnical persons Services, Equipment or Materials Firm >$10 million Contractor Firm >$15 million |
$1300 |
| Europe | Engineering Firm more than 100 geotechnical persons Services, Equipment or Materials Firm >€8 million Contractor Firm >€12 million |
€1040 | |
| Affiliates | Europe Everywhere Else |
Branches or affiliates of existing Corporate Members | €240 $300 |
| NonComm | Europe Everywhere Else |
Non-Commercial Organizations (includes Government Agencies, Associations, Societies, Union organizations, at discretion of the Board of Trustees) | €240 $300 |
| IndCorp | Europe Everywhere Else |
Individual annual membership dues for employees of registered corporate member organizations | €60 $75 |
| Independent | Europe Everywhere Else |
Independent Individual annual membership dues | €76 $95 |
| Government | Europe Everywhere Else |
Individual annual membership dues for public sector employees including Federal, State, and Municipal Agencies | €40 $50 |
| Student | Europe Everywhere Else |
Individual annual membership dues for students. Student must provide a copy of their student ID card upon submission of their application. | €40 $50 |