You can apply for various notarial services at the Consular Section in Sarajevo.
These services include:

• Certifying an original document or its copy
• Witnessing a signature
• Administering oaths

For additional information please contact the Consular Section of the British Embassy in Sarajevo by e-mail: consularvisaenquiries.sarajevo@fco.gov.uk or by phone: + 387 (0)33 282 235 or + 387 (0)33 282 276.