The 2020 FC Caspiy season was Caspiy's first season back in the Kazakhstan Premier League, the highest tier of association football in Kazakhstan, since 2001. Caspiy will also take part in the Kazakhstan Cup.
On 13 March, the Football Federation of Kazakhstan announced all league fixtures would be played behind closed doors for the foreseeable future due to the COVID-19 pandemic. On 16 March the Football Federation of Kazakhstan suspended all football until 15 April.
On 26 June, it was announced that the league would resume on 1 July, with no fans being permitted to watch the games. The league was suspended for a second time on 3 July, for an initial two weeks, due to an increase in COVID-19 cases in the country.
On 23 July, Sultan Sagnayev and Ramazan Karimov had their season-long loan deals ended prematurely and they returned to Astana.
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|- |colspan="14"|Players away from Caspiy on loan: |- |colspan="14"|Players who left Caspiy during the season: