Jackpot.com as a legal gambling operator licenced by the UK Gambling Commission must request you to provide the necessary documents to verify your identity, and therefor determine if you are a Politically Exposed Person, as defined here below:
Politically Exposed Persons (PEPs) are individuals who are or have been entrusted with prominent public functions. Amongst others, these include:
Immediate family members of PEPs include:
Close associates of PEPs include persons: