In 2011, he was added to the
England and Wales Cricket Board list of reserve umpires, alongside the late
Russell Evans and
Billy Taylor. The next month, he stood in his first
One Day International (ODI) match, between
England and Australia, at
Sophia Gardens in
Cardiff on 16 June 2018. In October 2019, he was appointed as one of the twelve umpires to officiate matches in the
2019 ICC T20 World Cup Qualifier tournament in the United Arab Emirates. In February 2020, the ICC named him as one of the umpires to officiate in matches during the
2020 ICC Women's T20 World Cup in Australia. In June 2021, Wharf was named as the fourth official for the
2021 ICC World Test Championship Final. In August 2021, in the third match between
England and India, Wharf stood in his first Test match as an umpire. In February 2022, he was named as one of the on-field umpires for the
2022 Women's Cricket World Cup in New Zealand. In September 2023, he was named as one of the sixteen match officials for
2023 Cricket World Cup. In March 2025, he was promoted to
ICC Elite Umpire Panel. ==See also==