セルビアとの租税条約が発効します
https://www.mof.go.jp/tax_policy/summary/international/tax_convention/press_release/20211108Ser.html
https://www.mof.go.jp/tax_policy/summary/international/tax_convention/press_release/20211108Ser.html
https://www.mof.go.jp/tax_policy/summary/international/tax_convention/press_release/20211105Dk_j.html
https://www.mof.go.jp/tax_policy/reference/taxes_and_stamp_revenues/202109.pdf
https://www.mof.go.jp/tax_policy/summary/international/20211009.html
https://www.mof.go.jp/tax_policy/reference/taxes_and_stamp_revenues/202108.pdf
https://www.mof.go.jp/tax_policy/reference/taxes_and_stamp_revenues/202107.pdf