The UK Marine Management Organisation (MMO) has published guidance for British fishermen operating in European Union waters in light of upcoming changes to regulatory requirements. The agency emphasizes the need for early preparation for the new rules to avoid fines and other sanctions. In its statement, the MMO is calling on fishing companies and individual fishermen to immediately familiarize themselves with the updated legislation and make necessary adjustments to their operations. The organisation notes that delays could lead to difficulties in conducting fishing activities in EU waters after the changes take effect. Such regulatory adjustments typically affect aspects such as catch quotas, documentation requirements, technical vessel standards, and reporting rules. For British fishermen operating in European waters following the UK's departure from the EU, compliance with current regulations remains a particularly important matter, given the complexity of bilateral fishing agreements. The MMO recommends that all interested parties consult the published materials and, if necessary, seek advice from specialists to minimize risks of non-compliance with the new requirements. The agency has also expressed its readiness to provide further support to the industry during the transition period.