に基づいて— Built on a Foundation

• 調査結果に基づいて、報告書を作成した。

  Chousa kekka ni motozuite, houkokusho wo sakusei shita.

  Based on the survey results, I compiled the report.

  に基づいて marks 調査結果 as the foundation for the report

• この法律に基づき、罰金が科される。

  Kono houritsu ni motozuki, bakkin ga kasareru.

  Based on this law, a fine will be imposed.

  に基づき is the formal continuative form in written language

• 事実に基づいた記事を書くべきだ。

  Jijitsu ni motozuita kiji wo kaku beki da.

  One should write articles grounded in fact.

  に基づいた + Noun modifies 記事 (articles founded on fact)

• ・Register: formal/written; common in official, academic, and legal contexts.
• ・Common partner nouns: データ, 事実, 経験, 法律, 計画, 規則.
• ・に基づく／に基づいた are the attributive forms before a noun.

Commonly confused with

The JLPT rarely asks whether you recognise a pattern — it asks which of several similar patterns fits. These are the ones に基づいて is tested against.

• について — On the Subject Of
• に反して — Against Expectation
• ～上/上は/上も — In Terms Of, From the Standpoint Of
• ～次第です — The Reason Being…
• ～に至って — Reaching the Extreme Point
• ～を契機に — Seizing the Turning Point
• ～を問わず — Regardless Of
• ～をはじめ／をはじめとして — Starting With