• Accountant
• Articled clerk of a limited company
• Assurance agent of recognised company
• Bank/building society official
• Barrister
• British Computer Society (BCS) – Professional grades which are Associate (AMBCS), Member (MBCS), Fellow (FBCS) (PN 25/2003)
• Broker
• Chairman/director of limited company
• Chemist
• Chiropodist
• Christian Science practitioner
• Commissioner of oaths
• Councillor: local or county
• Civil servant (permanent)
• Dentist
• Designated Premises Supervisors
• Director/Manager of a VAT registered Charity
• Director/Manager/Personnel Officer of a VAT registered Company
• Engineer (with professional qualifications)
• Fire service official
• Funeral director
• Insurance agent (full time) of a recognised company
• Journalist
• Justice of the Peace
• Legal secretary (members and fellows of the Institute of legal secretaries)
• Local government officer
• Manager/Personnel officer (of limited company)
• Member of Parliament
• Merchant Navy officer
• Minister of a recognised religion
• Nurse (SRN and SEN)
• Officer of the armed services (active or retired)
• Optician
• Person with honours (e.g. OBE MBE etc.)
• Personal Licensee Holders
• Photographer (professional)
• Police officer
• Post Office official
• President/Secretary of a recognised organisation
• Salvation Army officer
• Social worker
• Solicitor
• Surveyor
• Teacher, lecturer
• Trade union officer
• Travel agency (qualified)
• Valuers and auctioneers (fellow and associate members of the incorporated society)
• Warrant officers and Chief Petty Officers

This is the list of acceptable countersignatures on the Passport Service website.