Charlie is currently living in a rented apartment in Newry. His only investment inproperty to date was his residence in Belfast. On 1 July 2022, Charlie received £1.3million for his Belfast property from developers. After acquiring the property on 1September 1998 for £65,000, Charlie resided there until 1 January 2006, when he wastransferred by his employer to their London office. During his period in London, Charlieleft his residence at a rental of £400 per month. On 30 April 2014, Charlie was transferredback to his employer's head office in Belfast, where he remained until his retirement on31 January 2020. On 1 February 2020, Charlie immediately moved away to live inNewry. While in Belfast between 2014 and 2020, Charlie lived in his Belfast residence,but on retiring to Newry in 2020 this property was again let.

Requirement:
Calculate Charlie's capital gain in the 2022/23 tax year.