# Billing Requests Main source of data for billing are **Billing Items**. They represent any service or product to be charged in period of **Billing Date** to the client. [](https://help.atollon.com/uploads/images/gallery/2020-03/billing-item-detail.png) Billing Items are used to **charge** mainly the following **products / services**: - Any budgeted items (items converted from Estimates approved by clients) - Recurring Fees (fixed charges that are generated by Recurring Fee template) - Ad-hoc product or service billing (manually added Billing Item record) ### Billing Item fields description
Field | Description |
Item | Any Product or Service. You may add or edit their properties in application "Products" |
Name | More specific summary of the product or service provided (by default it's the name of the product or service) |
Context | Client or project, where the billing item belongs to |
Billing Status | If Pending then it's NOT automatically entered into Draft Invoice If For Approval then it is automatically entered into Draft Invoice For Posponed & Canceled, the Billing Item won't be charged |
Billing Date | Defines Billing Period, in which the Billing Item should be entered into Draft Invoice |
Taxation Date | Any date, which should appear on Invoice as Transaction / Tax Date |
Currency | Currency, in which the **Unit Price** and **Fixed Price** are set. The Draft Invoice will be created in target currency that is defined in **Billing Rules**. If currencies are not equal, last valied Exchange Rates will be used to calculate the value of Billing Item in target currency. |
VAT / Tax | Tax rate to be added on top of the price. |
Unit Price | Any rate for each of the units that are paid. Paid units are excess of Total minus Free Units. |
Total Quantity | Actual number of units that were provided to client. |
Free Quantity | Any number of units that are provided for free or they are included in **Fixed Price**. |
Fixed Price | Any value that is charged no matter how many Units were provided to client. |
Description | The text that will be entered into the transaction on Invoice. |
Catalog Price | Product Unit price coming from Product default price settings. Usually Catalog Price - Unit Price is provided discount. |
Tracking Categories (Team, Org. Unit,...) | Default assignment of the revenue for the Billing Item to the tracking category (may be overriden by controlling allocation scheme in management accounting). |