# Product Release Notes September 2025 – Audits, Reporting Suite & Smarter Cars, Hotels, and Integrations

* 🧾 **\[Audits] Auditable entities for CVP & audit mode**

  • Added **auditable entities models & controllers** so you can attach detailed context (CVP, contracts, etc.) to audits.

  • Publicly documented here and ready to use with **audit mode** (API consumers + auditors will care).
* 🚗 **\[Calculations – Car / US-EPA]**

  • **Car US-EPA now versioned** — allows explicit factor set selection and future-proofing.

  • Added `number_of_days` support to **car calculations** to estimate distance in km when only duration is known (great for car rentals / mobility budgets).
* 🛫 **\[Calculations – Flight]**

  • Removed distance correction for **Flight CO₂-Emissiefactoren** to better align with the official dataset.
* 🏨 **\[Calculations – Hotel] CRC hotel code lookup**

  • Added **CRC hotel code** lookup for hotel calculations, improving hotel mapping and automation for specific partner feeds.
* 🧮 **\[Carbon Report Builder] Green Travel Pledge – Train**

  • **Green Travel Pledge (train)** methodology added as an option in the Carbon Report Builder.
* 📊 **\[Reporting] New reporting suite**

  • Brand-new **Reporting Suite** released, bringing more structured analytics and improved UX for Flight/Hotel/Train/Car & transaction views (client-facing ✅).
* 🔌 **\[Integrations] Travexis**

  • **Travexis** added to the **Integrations tab**, making it easier to connect and manage this data source.
* 🛍️ **\[Dashboard & Orders]**

  • New **product cards** on the orders page — clearer layouts and better readability.

  • You can now create **orders smaller than 1 EUR** (useful for tests, pilots, or micro-contributions).
* 💶 **\[Money Collection] Metadata support**

  • Money collection purchases now support **custom metadata**, and clients can set it directly — helpful for internal allocation, cost centers, or campaign tags.

**📈 Improvements**

* 🌍 **\[Calculations & Methodologies]**

  • For **BASE-EMPREINTE**, we now fall back to the **resolved origin/destination country** when explicit country is missing.

  • Updated **fare class data** for airlines to better match reality.

  • Updated **BASE\_EMPREINTE mapping for Flight** for more consistent results.
* 🧮 **\[Train & Hotel Calculations]**

  • More **train operators** added and improved error handling in **versioned train** calculations.

  • Fixes and refinements for hotel types and star handling from earlier bug reports (see below).
* 📊 **\[Carbon Connect & Carbon Reports]**

  • Carbon Connect now renders the **correct project unit price** for transactions.

  • Carbon Reports no longer show **duplicated parameters** in the UI.
* ⚙️ **\[App & Product Pages]**

  • **App start time** improved — faster initial load.

  • Product Pages UI issues cleaned up for a smoother experience.