QuickBooks: Read a bill — response body — Bill Txn Tax Detail Tax Line item

Read a bill: response body, field Bill / TxnTaxDetail / TaxLine / item. Complete fields and constraints for contract 2026-10-20.

API reference · Contract 2026-10-20

SDK schema: Read a bill — response body — Bill Txn Tax Detail Tax Line item

Field	Type	Presence	Description and constraints
`$`	object	Root	Additional keys: allowed
`Amount`	JSON	Optional	The amount of tax for this tax line. This value is negative for JournalEntry objects with PostingType set to Credit. Decimal string
`Amount (anyOf 1)`	JSON	Alternative
`Amount (anyOf 1) (anyOf 1)`	number	Alternative
`Amount (anyOf 1) (anyOf 2)`	string	Alternative	Pattern: ^-?[0-9]+(?:.[0-9]+)?(?:[eE][+-]?[0-9]+)?$
`Amount (anyOf 2)`	string	Alternative
`DetailType`	string	Optional	Set to TaxLineDetail for this type of line.
`TaxLineDetail`	Model	Optional	Expand Read a bill — response body — Bill Txn Tax Detail Tax Line item Tax Line Detail TaxLineDetail