If the corresponding author is affiliated to Bauhaus-Universität Weimar, the article processing charges will be settled automatically between Copernicus Publications and the library of Bauhaus-Universität Weimar. This arrangement is valid for any submission after 1 January 2024.

If the corresponding author is affiliated to one of the Bibsam member institutions, the article processing charges will be settled automatically between Copernicus Publications and Bibsam. This arrangement is valid for any manuscript submitted or accepted after 1 January 2024. The publication costs are jointly financed by the Swedish Research Council, Formas, Forte, and Vinnova, following their strategic decision to support publications with publishers that exclusively publish fully open-access journals.

If the corresponding author is affiliated to Bielefeld University, the article processing charges will be settled automatically between Copernicus Publications and the library of Bielefeld University. This arrangement is valid for any submission after 1 January 2024.

If the corresponding author is affiliated to Clausthal University of Technology, the article processing charges will be settled automatically between Copernicus Publications and the library of Clausthal University of Technology. This arrangement is valid for any submission after 1 January 2024.

URICI CSIC provides a publication fund for articles published with Copernicus Publications. The fund is available to all corresponding authors affiliated with CSIC on a first-come, first-served basis. Submitting a manuscript holds out the prospect to the corresponding author that their manuscript publication will be settled by CSIC. However, if no funds are available at the time of the publication, Copernicus Publications will charge the authors for the APCs. CSIC can always settle the pending amount and then advise Copernicus Publications not to invoice the authors.

If the corresponding author is affiliated to EPFL, the article processing charges will be settled automatically between Copernicus Publications and the EPFL library, provided that the Swiss National Science Foundation (SNSF) is not indicated as funder.

If the corresponding author is affiliated to one of the research institutes of the ETH Domain, the article processing charges will be settled automatically between Copernicus Publications and the Library for the Research Institutes within the ETH Domain (Lib4RI). This arrangement is valid for any submission after 1 September 2022 for the following participating institutions:

• Paul Scherrer Institute (PSI);
• Swiss Federal Laboratories for Materials Science and Technology (Empa);
• Swiss Federal Institute of Aquatic Science and Technology (Eawag);
• Swiss Federal Institute for Forest, Snow and Landscape Research (WSL)

If the corresponding author is affiliated to one of the institutes of ETH Zurich, the article processing charges will be settled automatically between Copernicus Publications and the ETH-Bibliothek, provided that the Swiss National Science Foundation (SNSF) is not indicated as funder.

The institutional agreement with Freie Universität Berlin (FU Berlin) covers papers with article processing charges up to €2,000 (net) if the first affiliation of the corresponding author is FU Berlin. If APCs exceed €2,000 net (€2,380 gross), FU Berlin will not cover any of the costs.

If the corresponding author is affiliated to Goethe University Frankfurt, the article processing charges will be settled automatically between Copernicus Publications and the library of Goethe University Frankfurt. This arrangement is valid for any manuscript accepted after 1 January 2024.

If the corresponding author (first author until 31 August 2019) is affiliated to one of the following research centres of the Helmholtz Association, the article processing charges will be settled automatically between Copernicus Publications and the Helmholtz Centres. Contact your local library to learn more about the internal procedure at your centre:

If the corresponding author is affiliated to one of the institutes of Iowa State University, the article processing charges will be settled automatically between Copernicus Publications and the Iowa State University Library.

If the corresponding author is affiliated to Johannes Gutenberg University Mainz, the article processing charges will be settled automatically between Copernicus Publications and the library of Johannes Gutenberg University Mainz. If APCs exceed €2,000 gross (€1,680 net), JGU will not cover any of the costs. This arrangement is valid for any submission after 1 January 2024.

The institutional agreement with Lancaster University covers any article processing charges (APCs), as long as the first or corresponding author is affiliated with the university and the paper lists a UK Research and Innovation (UKRI) funding source. This arrangement is valid for any submission after 1 January 2023.

If the corresponding author is affiliated to the Leibniz Institute for Tropospheric Research (TROPOS), the article processing charges will be settled automatically between Copernicus Publications and the TROPOS.

The institutional agreement with the TIB (Technische Informationsbibliothek) covers papers with article processing charges (APCs) up to €2,380 (gross) if the corresponding author of the paper is affiliated to Leibniz Universität Hannover. If APCs exceed €2,380 gross (€2,000 net), TIB will not cover any of the costs.

If the corresponding author is affiliated to Ludwig-Maximilians-Universität München, the article processing charges will be settled automatically between Copernicus Publications and the library of Ludwig-Maximilians-Universität München. This arrangement is valid for any submission after 1 January 2024.

If the corresponding author is affiliated to one of the research units of the Max Planck Society, the article processing charges will be settled automatically between Copernicus Publications and the Max Planck Society.

The institutional agreement with Münster University of Applied Sciences covers papers with article processing charges up to €2,000 (gross), if the corresponding author is affiliated to the university. If APCs exceed €2,000 gross (€1,680 net), Münster University of Applied Sciences will not cover any of the costs.

The institutional agreement with Physikalisch-Technische Bundesanstalt covers papers with article processing charges up to €2,000 (gross), if the corresponding author is affiliated to Physikalisch-Technische Bundesanstalt. If APCs exceed €2,000 gross (€1,680 net), Physikalisch-Technische Bundesanstalt will not cover any of the costs.

If the corresponding author is affiliated to the Potsdam Institute for Climate Impact Research (PIK), the article processing charges will be settled automatically between Copernicus Publications and the PIK.

The final article processing charges will be determined if and when the article is published. If the APCs exceed €2,000 gross, Ruhr University Bochum (RUB) will invoice the corresponding author with the exceeding amount. Please see the RUB funding guidelines for details. This arrangement is valid for any submission after 1 January 2024.

If the corresponding author is affiliated to RWTH Aachen University, the article processing charges will be settled automatically between Copernicus Publications and the library of RWTH Aachen University. This arrangement is valid for any submission after 1 January 2024.

Several scientific institutions from Germany have joined the Sachsenkonsortium for the central payment processing of APCs for articles of all journals. The consortium enables corresponding authors, affiliated with the participating institutions, to publish free of charge. The articles are financed by a prepayment deposited at the beginning of each year. This arrangement is valid for any submission after 1 January 2024 for the following participating institutions:

• HTW Dresden;
• Technische Universität Dresden;
• TU Bergakademie Freiberg;
• Universität Leipzig;
• Universitätsklinikum Carl Gustav Carus Dresden;
• Universitätsklinikum Leipzig.

If the corresponding author is affiliated to Stuttgart University, the article processing charges will be settled automatically between Copernicus Publications and the library of Stuttgart University. This arrangement is valid for any submission after 1 January 2024.

If the corresponding author is affiliated to one of the research unites of Technical University of Braunschweig, the article processing charges will be settled automatically between Copernicus Publications and Technical University of Braunschweig. This arrangement is valid for any submission after 1 January 2023.

The TU Delft Library provides a publication fund for articles published with Copernicus Publications. The fund is available to all corresponding authors affiliated with TU Delft on a first-come, first-served basis. Submitting a manuscript holds out the prospect to the corresponding author that their manuscript publication will be settled by the TU Delft prepayment. However, if no funds are available at the time of the publication, Copernicus Publications will charge the authors for the APCs. TU Delft can always settle the pending amount and then advise Copernicus Publications not to invoice the authors.

If the corresponding author is affiliated to Technische Universität Berlin, the article processing charges will be settled automatically between Copernicus Publications and the University Library of TU Berlin. This arrangement is valid for any submission after 1 January 2025.

If the corresponding author is affiliated to the Technical University of Munich, the article processing charges will be settled automatically between Copernicus Publications and the University Library Technical University Munich. This arrangement is valid for any submission after 1 January 2025.

If the first author is affiliated to one of the institutes of the University of Bremen or Bremen University of Applied Sciences, the article processing charges will be settled automatically between Copernicus Publications and the SUUB (Staats- und Universitätsbibliothek Bremen).

If the corresponding author is affiliated to University of Cologne, the article processing charges will be settled automatically between Copernicus Publications and the library of University of Cologne. This arrangement is valid for any submission after 1 January 2024.

The final article processing charges will be determined if and when the article is published. If the APCs exceed €2,000 gross, University of Duisburg-Essen will invoice the corresponding author with the exceeding amount. Please see the University of Duisburg-Essen funding guidelines for details. This arrangement is valid for any submission after 1 January 2024.

If the corresponding author is affiliated to University of Exeter, the article processing charges will be settled automatically between Copernicus Publications and the University of Exeter Library. This arrangement is valid for any submission after 15 July 2022.

If the corresponding author is affiliated to University of Freiburg, the article processing charges will be settled automatically between Copernicus Publications and the library of University of Freiburg. This arrangement is valid for any submission after 1 January 2024.

The institutional agreement with University of Leeds covers any article processing charges (APCs), as long as the corresponding author is affiliated with the university and the paper lists a UK Research and Innovation (UKRI) funding source. This arrangement is valid for any submission after 1 April 2023.

If the corresponding author is affiliated to University of Münster, the article processing charges will be settled automatically between Copernicus Publications and the library of University of Münster. This arrangement is valid for any submission after 1 January 2024.

The institutional agreement with University of Oxford covers any article processing charges (APCs), as long as the first or corresponding author is affiliated with the university and the paper lists a UK Research and Innovation (UKRI), BHF (British Heart Foundation), WT (Wellcome Trust), or CRUK (Cancer Research UK) funding source. This arrangement is valid for any submission after 1 January 2023.

If the corresponding author is affiliated to University of Potsdam, the article processing charges will be settled automatically between Copernicus Publications and the library of University of Potsdam.

If the corresponding author is affiliated to University of Tübingen, the article processing charges will be settled automatically between Copernicus Publications and the library of University of Tübingen. This arrangement is valid for any submission after 1 January 2024.

If the corresponding author is affiliated to University of Würzburg, the article processing charges will be settled automatically between Copernicus Publications and the library of University of Würzburg. This arrangement is valid for any submission after 1 January 2024.

The German Research Foundation DFG supports publication charges with €750 per year. This support can also be accumulated over the 3-year period of funding. Please see DFG's FAQs on open access for further information.

Horizon 2020 is the EU Research and Innovation programme. All projects receiving Horizon 2020 funding will have the obligation to make sure any peer-reviewed journal article they publish is openly accessible, free of charge.

The Austrian Science Fund (FWF) is Austria's central funding organization for basic research. The FWF provides grants to cover the costs of peer-reviewed publications that result from projects supported by the FWF, up to a limit of 3 years after conclusion of the project. Leaders and collaborators of all FWF projects of any discipline are the target group of this support.

As of 8 July 2024 authors of articles that report on research funded by the Luxembourg National Research Fund (FNR) will need to upload their APC invoice manually through the ChronosHub portal at: https://chronoshub.io/fnr/apc-funding-request

As of 10 May 2024 authors of articles that report on research funded by the Swiss National Science Foundation (SNSF) will need to upload their APC invoice manually through the ChronosHub portal at: https://chronoshub.io/snsf/apc-funding-request

The following is a list of universities that are supported by the DFG Programme "Open Access Publizieren" and therefore provide funds for open-access publications. Please check whether your institution supports the costs for open-access publishing.