Per West Kingdom and Society requirements, you must be a member of the SCA to be a marshal.
Western Armored Combat Manual and Marshals’ Handbook (Marshal Section I.B.2.a)
Society Armored Combat Marshal’s Handbook (Section IX.A.11)
Society Equestrian Marshal’s Handbook (Section I.E.5)
Link to Proof of Membership for West Kingdom Marshal Authorizations Form: https://forms.gle/5V4VkfLMKqeKakVo6
After completing the Proof of Membership form, you must email your indicated proof of membership to the Authorizations Team (e.g., picture, scan, screenshot, etc.). Your proof of membership information is kept on file and updated as necessary. You will need to submit your proof of membership again when what is on file expires.