# Discount Coupon CD% Field
**YouTube:** [How to Map Discount Coupon CD % to Another Discount Field in Sale Bill?](https://www.youtube.com/watch?v=XjjMTDw6iK0)
## How to Map Discount Coupon CD % to Another Discount Field in Sale Bill?
This tutorial shows you how to configure Logic ERP to **apply discount coupons to a specific discount field** (like TD%, CD%, or SPCD%) during billing.
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### Access Global Settings in Logic Admin
* Open **Logic Admin**.
* Navigate to **Global Settings**.
* Under **POS Options**, go to the **POS Options 2** section.
* Locate the option labeled as:
> **"Discount Coupon CD% Field"**
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This setting determines where the coupon discount is reflected during billing.
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* You can choose where the discount coupon will be applied:
* **CD%** (Cash Discount %) – *(Default field)*
* **TD%** (Trade Discount %)
* **SPCD** (Special Discount)
* This setting determines **where the coupon discount is reflected** during billing.
* After selecting the preferred discount field.
* Click **Save and Restart the software** to apply the updated configuration.
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### Implement **the Discount Coupon Application**
* Open the **Sale Voucher** window.
* Start a **new transaction** and add items to the bill.
* Click on the **“Discount Coupon”** option.
* Select a **valid coupon** from the available list.
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### **Result on Billing Screen**
* The system **automatically applies** the coupon's discount percentage to the **configured field**.
* Example: If set to **TD%**, the discount appears in the **TD% column**.
* You can verify the field update directly on the voucher screen.
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### **Benefits of Field-Specific Coupon Assignment**
* Provides **flexibility** in managing different types of discounts.
* Enables **accurate reporting** and tracking of various discount schemes.
* Helps align coupon logic with **internal accounting and tax preferences**.
