Yes, candidates get an exemption for certain papers and levels on the basis of their existing qualifications.
In ACCA a maximum of 9 exemptions can be availed subject to certain conditions.
In case you plan of claiming exemptions based on a course completed many years ago, ACCA suggests to not claim such exemptions and take all of the 13 papers. You can refer the link below to check how many exemptions you can claim as per ACCA.
ACCA Exemption calculator: https://www.accaglobal.com/in/en/help/exemptions-calculator.html

To know more about ACCA exemptions you can watch this video https://www.youtube.com/watch?v=T7C6Ej099l4&t=139s

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