Dear colleagues, We are pleased to announce that the summary report of the *3rd Polarimetric Radio Occultation (PRO) Workshop* has now been published online in the /Journal of the European Meteorological Society/: https://doi.org/10.1016/j.jemets.2026.100045 <https://doi.org/10.1016/j.jemets.2026.100045> The workshop materials, including presentations and additional information, are available through the following link: https://irowg.org/gnss-pro-workshop-gnss-pro-3/ <https://irowg.org/gnss-pro-workshop-gnss-pro-3/?utm_source=chatgpt.com> We thank all participants and contributors for their valuable discussions and continued efforts in advancing Polarimetric Radio Occultation science and applications. Joe, Christian and Estel