Check you have met the requirements for the card you wish to apply for. All card requirements can be found on the ‘Card Types’ page - https://www.ecscard.org.uk/card-types
Log into your MyECS account and select ‘Apply for new card’. Then, select your chosen card type and enter your details. You will need to provide a passport style photograph and evidence of any required qualifications / experience, such as a scan of your certificate.