TL;DR: Seal of Excellence is the European Commission's quality label for Horizon Europe proposals that scored above the quality threshold but could not be funded because the call budget ran out. For startups it mostly comes from the EIC Accelerator and EIC Transition. The seal itself pays nothing. Its value depends on where you are: on 1 November 2026, Austria's FFG pays EIC Accelerator seal holders up to €2.5 million (open until 31 December 2026), while the Spanish, Czech and Portuguese rounds have closed. Below: a country-by-country status table, a decision tree, a 30-day plan, a copyable email to your national funder and a worked founder example.