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How to complete an Other Interest return

How to complete and submit an Other Interest (OI) return using the HMRC spreadsheet or electronic flat text file.

Guidance: Appendix 2 C21e: Data Element 1/11: Additional Procedure Codes
Guidance: Appendix 2 C21i: DE 1/11: Additional Procedure Codes

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  • 📍 Christchurch, Dorset & London