# Line item elements Source: https://developer.avalara.com/products/communications/integration-guides/communications-integration/lpx0201960041276/ Guide: Communications # Line item elements Details about the fields available in the LineItem object for transaction requests. The [LineItem](https://developer.avalara.com/api-reference/communications/v2/models/LineItem/) object contains detailed information about a single transaction. Each transaction request can include up to 10,000 line items. The table below describes the fields available on a line item. Object/field Description `ref` `[string]` Reference codeReference ID for line item Max length: 150 bytes `from` `[Location]`The point of origin for the line item. There are several ways to input location information. For more information, see [Location](https://developer.avalara.com/api-reference/communications/v2/models/Location/). `to` `[location]`The destination of the line itemThere are several ways to input location information. For more information, see [Location](https://developer.avalara.com/api-reference/communications/v2/models/Location/). `chg` `[double]` Charge Amount `line` `[int]` Number of lines `loc` `[int]` Number of locations `min` `[double]` Number of minutes `sale` `[int]` required Sale TypeIndicates the type transaction, such as retail or wholesale - `0` Wholesale - `1` Retail - `2` Consumed (Sales and Use Only) - `3` Vendor Use (Sales and Use Only) `plsp` `[double]` Private Line SplitA percentage used to split a transaction charge between 2 points. For example: - A transaction has 2 points: Point 'A' and Point 'Z' - A `plsp` of`0.25` means 25% of the taxes are attributed to Point 'A', the remaining 75% to Point 'Z' Remove the key from the line item if you don't want to use the Private Line functionality. Setting `plsp` to 0 means 0% for Point 'A' and 100% for Point 'Z' `incl` `[bool]` Tax InclusiveIndicates if the charge for this line item is tax inclusive - `true` Tax is included in the charge - `false` Tax is exclusive to the charge `pror` `[double]` Pro-rated PercentageA percentage used for the pro-rated calculation of fixed taxesRemove the key from the line item if you don't want to use Proration functionality. Setting `prop` to 0 means 0% proration for pro-rateable fixed taxes. `proadj` `[int]` Pro-Rated Adjustment TypeDefines the adjustment type for pro-rated credit or adjustment calculations. - `0` Default - `1` Don't return non-proratable fixed taxes in the response - `2` Return non-proratable fixed taxes in the response `tran` `[int]` required Transaction Type ID. The first part of the T/S Pair that defines the product to be taxed. For a list of transaction/service types, check out the [GetTsPairs](https://developer.avalara.com/api-reference/communications/v2/methods/Lookups/GetTsPairs/) endpoint. `serv` `[int]` required Service Type ID. The second part of the T/S Pair that defines the product to be taxed. For a list of transaction/service types, check out the [GetTsPairs](https://developer.avalara.com/api-reference/communications/v2/methods/Lookups/GetTsPairs/) endpoint. `dbt` `[bool]` DebitIndicates if the Line Item is prepaid - `true` The Line Item is prepaid - `false` The Line Item isn’t prepaid `adj` `[bool]` IsAdjustmentIndicates if this line item is an adjustment - `true` The transaction represents a credit or adjustment - `false` The transaction doesn’t represent a credit or adjustment `disc` `[int]` Discount Type for adjustments **Note**: Using a Discount Type other than`0 **None**` results in a $0.00 tax calculation, because some jurisdictions don't allow tax refunds for other discount types. - `0` **None** - `1` **Retail Product**: An amount subtracted from the original price to arrive at a lower price `2` **Manufacturer Product**: A discount of the total amount reimbursed to either the retailer or the customer by the manufacturer `3` **Account Level**: A stand-alone discount that isn’t applied against any service but instead as a stand-alone product `4` **Subsidized**: A discount is caused exclusively in telephone service where the telephone provider provides a service to a lifeline eligible customer. The discount will be on the local exchange service `5` **Goodwill**: The total discount of a service that is recorded for accounting purposes but never billed to a customer `opt` `[KeyValuePair]` Optional Fields. A list of [Optional Fields](https://developer.avalara.com/api-reference/communications/v2/models/KeyValuePair/) to apply to the line item `prop` `[int]` Attribute Property. The attribute and property used for supported Sales and Use Transaction/Service pairs `bill` `[location]`Bill To Location. There are several ways to input location information. For more information, see [Location](https://developer.avalara.com/api-reference/communications/v2/models/Location/). `cust` `[int]` Customer Type - `0`: Residential - `1`: Business - `2`: Senior Citizen - `3`: Industrial `lfln` `[bool]` Lifeline - `true`: The customer is a Lifeline participant - `false`: The customer isn’t a Lifeline participant Lifeline is a federal program that subsidizes the cost of phone and internet for eligible customers. `date` `[timestamp]` Invoice Date _ex._ `2009-12-01T03:00:00`The date when the transaction took place. **An accurate timestamp in this field is important!** This affects the rules that our tax engine applies when calculating taxes. For example, if you submit a CalcTaxes request with a `date` of`7/1/2018`, the tax engine uses the rules that apply for your jurisdiction on`7/1/2018`. If the transaction _actually_ occurred on`7/25/2018`, and the tax rate for this transaction changed after`7/1/2018`, you may receive incorrect tax information. `qty` `[int]` Quantity. The quantity to be applied to the line item - taxation is equivalent to repeating the item the number of times of the quantity. The field must be a positive integer greater than or equal to 1. Quantity isn’t supported on Tax Inclusive or Prorated transactions. `glref` `[string]` General Ledger Reference. General Ledger Reference field for use in reporting Max length: 150 bytes **View example**: ``` "itms": [ { "ref": "Reference Code for Line Item", "from": { // Location }, "to": { // Location }, "chg": 100, "line": 0, "loc": 0, "min": 0, "sale": 1, "plsp": 0, "incl": false, "pror": 0, "proadj": 0, "tran": 19, "serv": 6, "dbt": false, "adj": false, "adjm": 0, "disc": 0, "opt": [ { // Key Value Pair } ], "prop": 0, "bill": { // Location }, "cust": 0, "lfln": false, "date": "2018-09-23T20:31:53.452Z", "qty": 1, "glref": "General Ledger Reference" } ] ```