SkillsAdd

kazukinagata/shinkoku

tax-invoice-credit-context

Background context for invoice-system input tax credit rules (仕? in the shinkoku tax filing plugin. Contains eligibility requirements, the 6 permanent exceptions (帳簿のみ保存の恒? for purchases from tax-exempt businesses, and storage requirements. This skill is not user-invocable — Claude loads it automatically when responding to input tax credit questions under the invoice system.

First seen Mar 7, 2026

Installation

$ npx skills add kazukinagata/shinkoku --skill tax-invoice-credit-context
View on skills.sh ↗ GitHub repository ↗

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Also in this package

Other skills from kazukinagata/shinkoku · top by installs.

npx skills add kazukinagata/shinkoku
tax-advisor 447 reading-invoice 378 e-tax 338 income-tax 337 journal 337 assess 335 gather 330 reading-withholding 327 reading-receipt 324 settlement 323

Browse all from kazukinagata/shinkoku

More details

Agent compatibility

Declared targets from SKILL.md / docs. Unmarked agents are not listed — the skill may still install via the CLI.

Claude Code Not declared
Cursor Not declared
Codex Not declared
GitHub Copilot Not declared
Windsurf Not declared
Gemini CLI Not declared
Cline Not declared
OpenCode Not declared

Repository health

Stars 359
License LICENSE
Default branch main
Open issues 0
Status Active

Package contents

Files included with this skill beyond the listing page.

  • skill md SKILL.md 1,689 B
  • docs SUMMARY.md 478 B

History

  1. First seen on skills.sh
  2. First recorded snapshot · 183 installs

SKILL.md

インボイス仕入税額控除コンテキスト（Input Tax Credit Context）

このスキルはインボイス制度における仕入税額控除の要件・例外に関するコンテキストを提供する。

仕入税額控除の情報提供

仕入税額控除に関する回答を行う際は、references/input-tax-credit-rules.md を読み込んで以下を実行する:

  1. 原則（適格請求書＋帳簿の保存）を確認して案内する
  2. 帳簿のみ保存の恒久特例6類型（公共交通機関・自販機・郵便等）への該当を確認する
  3. 免税事業者からの仕入れに係る経過措置の控除率（80%→70%→50%→30%→0%）を案内する
  4. 課税売上割合に応じた控除方式（全額控除・個別対応方式・一括比例配分方式）を説明する
  5. 保存期間（7年間）と電子取引データ保存の要件を案内する

参照ファイル

ファイル 内容
references/input-tax-credit-rules.md 仕入税額控除の原則・帳簿記載要件・恒久特例6類型・経過措置・課税売上割合と控除方式