# INVOICE INVOICE API Reference ## Retrieve By Id Invoices - [GET /rest/2.0/INVOICE/{id}](https://bp-api-docs-v3.redocly.app/demogm_08_01_2025_schema/invoice/retrieve_by_id_invoice.md): Get Invoices By Id ## Retrieve Filtered Invoices - [GET /rest/2.0/INVOICE](https://bp-api-docs-v3.redocly.app/demogm_08_01_2025_schema/invoice/retrievefiltered_invoice.md): Get record(s) using filters ## Save Invoices - [POST /rest/2.0/INVOICE](https://bp-api-docs-v3.redocly.app/demogm_08_01_2025_schema/invoice/post_invoice.md): Save Invoices ## Update Invoices - [PUT /rest/2.0/INVOICE](https://bp-api-docs-v3.redocly.app/demogm_08_01_2025_schema/invoice/put_invoice.md): Update Invoices ## Upsert Invoices - [PATCH /rest/2.0/INVOICE](https://bp-api-docs-v3.redocly.app/demogm_08_01_2025_schema/invoice/patch_invoice.md): Upsert Invoices ## Delete Invoices - [DELETE /rest/2.0/delete/INVOICE](https://bp-api-docs-v3.redocly.app/demogm_08_01_2025_schema/invoice/delete_invoice.md): Delete Invoices ## Retrieve By Id Invoices - [GET /rest/2.0/INVOICE/{id}](https://bp-api-docs-v3.redocly.app/demogm_08_01_2025_schema/invoice/retrieve_by_id_invoice.md): Get Invoices By Id ## Retrieve Filtered Invoices - [GET /rest/2.0/INVOICE](https://bp-api-docs-v3.redocly.app/demogm_08_01_2025_schema/invoice/retrievefiltered_invoice.md): Get record(s) using filters ## Save Invoices - [POST /rest/2.0/INVOICE](https://bp-api-docs-v3.redocly.app/demogm_08_01_2025_schema/invoice/post_invoice.md): Save Invoices ## Update Invoices - [PUT /rest/2.0/INVOICE](https://bp-api-docs-v3.redocly.app/demogm_08_01_2025_schema/invoice/put_invoice.md): Update Invoices ## Upsert Invoices - [PATCH /rest/2.0/INVOICE](https://bp-api-docs-v3.redocly.app/demogm_08_01_2025_schema/invoice/patch_invoice.md): Upsert Invoices ## Delete Invoices - [DELETE /rest/2.0/delete/INVOICE](https://bp-api-docs-v3.redocly.app/demogm_08_01_2025_schema/invoice/delete_invoice.md): Delete Invoices