https://www.nta.go.jp/law/joho-zeikaishaku/shohi/0024004-027/index.htm
https://www.nta.go.jp/law/joho-zeikaishaku/hojin/230921/index.htm
https://www.meti.go.jp/main/zeisei/
https://www.nta.go.jp/about/organization/osaka/bunshokaito/hojin/240319/index.htm
https://www.nta.go.jp/publication/pamph/gensen/0024004-044.pdf
https://www.chusho.meti.go.jp/zaimu/zeisei/index.html
https://www.nta.go.jp/about/organization/tokyo/bunshokaito/gensenshotoku/240322/index.htm
https://www.nta.go.jp/taxes/shiraberu/zeimokubetsu/shohi/keigenzeiritsu/pdf/0024004-035.pdf