This translation is a draft and has not yet been reviewed by a native speaker. The English version is authoritative. English
IOP Publishing
The only publisher checked here that extends waivers to hybrid journals. Society-published titles may differ.
Publisher policies checked 1 August 2026
| Publisher | World Bank income class |
|---|---|
| No fee | Group A |
| 50% off | Group B, 50% |
| The waiver follows the corresponding author, not the paper | Automatic when all authors are in an eligible country. On request when the corresponding author and most co-authors are. |
| Hybrid | Yes |
| How it is applied | Automatic or on request — Discretionary requests only at submission — not once review has started |
Sources for this page
- Publisher
- IOP Publishing — Paying for open access
- checked
- 1 August 2026