Income of the reporting (tax) period in the form of interest — is recognized as the difference between the amount of accrued interest (coupon) income calculated at the end of the reporting (tax) period in accordance with the issuance terms, and the amount of accrued interest (coupon) income calculated at the end of the previous tax period, if after the completion of the previous tax period the issuer did not make interest payments (coupon repayments)1.
Federal Law No. 57-FZ dated May 29, 2002, "On Making Changes and Additions to Part Two of the Tax Code of the Russian Federation and Certain Legislative Acts of the Russian Federation," dated May 29, 2002, as amended on November 27, 2017, Article 1, paragraph 7#3 // Official Gazette of the Russian Federation. 2002. No. 22. Article 2026. ↩