# BILLING_ACTIVITY_TAX BILLING_ACTIVITY_TAX API Reference ## Retrieve By Id Billing Activity Tax - [GET /rest/2.0/BILLING_ACTIVITY_TAX/{id}](https://bp-api-docs-v3.redocly.app/demogm_03_06_2025_schema_edited/billing_activity_tax/retrieve_by_id_billing_activity_tax.md): Get Billing Activity Tax By Id ## Retrieve Filtered Billing Activity Tax - [GET /rest/2.0/BILLING_ACTIVITY_TAX](https://bp-api-docs-v3.redocly.app/demogm_03_06_2025_schema_edited/billing_activity_tax/retrievefiltered_billing_activity_tax.md): Get record(s) using filters ## Save Billing Activity Tax - [POST /rest/2.0/BILLING_ACTIVITY_TAX](https://bp-api-docs-v3.redocly.app/demogm_03_06_2025_schema_edited/billing_activity_tax/post_billing_activity_tax.md): Save Billing Activity Tax ## Update Billing Activity Tax - [PUT /rest/2.0/BILLING_ACTIVITY_TAX](https://bp-api-docs-v3.redocly.app/demogm_03_06_2025_schema_edited/billing_activity_tax/put_billing_activity_tax.md): Update Billing Activity Tax ## Delete Billing Activity Tax - [DELETE /rest/2.0/delete/BILLING_ACTIVITY_TAX](https://bp-api-docs-v3.redocly.app/demogm_03_06_2025_schema_edited/billing_activity_tax/delete_billing_activity_tax.md): Delete Billing Activity Tax