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Auditor’s remuneration (Tables)
12 Months Ended
Dec. 31, 2020
Additional information [abstract]  
Summary of auditor's remuneration
$ million
Fees202020192018
The audit of the company annual accountsa
30 32 25 
The audit of accounts of subsidiaries of the company11 11 10 
Total audit41 43 35 
Audit-related assurance servicesb
11 
Total audit and audit-related assurance services52 47 39 
Non-audit and other assurance services1 
Services relating to bp pension plans1 
54 49 42 
a Fees in respect of the audit of the accounts of BP p.l.c. including the group’s consolidated financial statements.
b Includes interim reviews and audit of internal control over financial reporting and non-statutory audit services. 2020 fees include audit fees relating to the Petrochemicals disposal.