> ## Documentation Index > Fetch the complete documentation index at: https://developer.sandbox.co.in/llms.txt > Use this file to discover all available pages before exploring further. # Save GSTR-3B > Authenticated tax payer can save entire GSTR-3B by uploading json to GST portal #### Request body schema ## OpenAPI ````yaml api-reference/gst/compliance/openapi.json POST /gst/compliance/tax-payer/gstrs/gstr-3b/{year}/{month} openapi: 3.0.1 info: title: compliance description: >- **GST Compliance API** enables businesses to automate compliance requirements like [Taxpayer verification](https://developer.sandbox.co.in/reference/search-gstin-api), [GSTR Filing](https://developer.sandbox.co.in/reference/gst-taxpayer-authentication), [Generating E-Invoices](https://developer.sandbox.co.in/reference/e-invoice-authentication-api), and [E-Way Bills](https://developer.sandbox.co.in/reference/e-way-bill-authentication-api).We provide these APIs from GSTN-authorised GST Suvidha Providers, handling the encryption-decryption and signing so you don't have to handle the complexities. version: 1.0.0 servers: - url: https://api.sandbox.co.in - url: https://test-api.sandbox.co.in security: [] tags: - name: Public - name: Taxpayer - name: Taxpayer Auth - name: Returns - name: GSTR-1 Documents - name: File GSTR-1 - name: GSTR-2A Documents - name: GSTR-2B Document - name: File GSTR-3B - name: GSTR-4 - name: File GSTR-9 - name: Invoice Management System - name: GSTR-1A Documents - name: File GSTR-1A - name: Ledgers - name: e-Invoice - name: Sales e-Invoices for return period - name: Purchase e-Invoices for return period - name: Front Office Notices - name: Front Office - name: AATO - name: e-Invoice1 - name: Authentication - name: e-Invoice12 - name: E-Way Bill - name: E-Way Bill1 - name: Authentication1 - name: Consignor - name: Consolidated E-Way Bill - name: Multi-Vehicle Movement - name: Consignee - name: Transporter - name: Consolidated E-Way Bill1 - name: Multi-vehicle Movement - name: Common paths: /gst/compliance/tax-payer/gstrs/gstr-3b/{year}/{month}: post: tags: - Taxpayer - Returns - File GSTR-3B summary: Save GSTR-3B description: >- Authenticated tax payer can save entire GSTR-3B by uploading json to GST portal operationId: saveGstr3b parameters: - name: year in: path description: '' required: true example: '' schema: type: string - name: month in: path description: '' required: true example: '' schema: type: string - name: authorization in: header description: >- GST taxpayer access token. For token-generation steps, refer to the [Generate Taxpayer Session](/recipes/gst/authentication/generate_tax_payer_session) recipe, then pass the token in the authorization header. required: true example: '' schema: type: string - name: x-api-version in: header description: API version required: false example: '' schema: type: string default: 1.0.0 - name: x-api-key in: header description: API key for identification required: true example: '' schema: type: string requestBody: content: application/json: schema: type: object description: JSON raw body properties: {} examples: 200 Success: value: ret_period: '122023' inward_sup: isup_details: - intra: 0 ty: GST inter: 0 - intra: 0 ty: NONGST inter: 0 sup_details: osup_nil_exmp: txval: 0 osup_nongst: txval: 0 osup_zero: csamt: 0 iamt: 0 txval: 0 osup_det: samt: 0 csamt: 0 camt: 0 iamt: 0 txval: 0 isup_rev: samt: 0 csamt: 0 camt: 0 iamt: 0 txval: 0 intr_ltfee: intr_details: csamt: 0 samt: 0 camt: 0 iamt: 0 inter_sup: comp_details: [] uin_details: [] unreg_details: [] itc_elg: itc_avl: - samt: 0 csamt: 0 camt: 0 ty: IMPG iamt: 0 - samt: 0 csamt: 0 camt: 0 ty: IMPS iamt: 0 - samt: 0 csamt: 0 camt: 0 ty: ISRC iamt: 0 - samt: 0 csamt: 0 camt: 0 ty: ISD iamt: 0 - samt: 0 csamt: 0 camt: 0 ty: OTH iamt: 0 itc_rev: - csamt: 0 samt: 0 camt: 0 ty: RUL iamt: 0 - csamt: 0 samt: 0 camt: 0 ty: OTH iamt: 0 itc_net: csamt: 0 samt: 0 camt: 0 iamt: 0 itc_inelg: - csamt: 0 samt: 0 camt: 0 ty: RUL iamt: 0 - csamt: 0 samt: 0 camt: 0 ty: OTH iamt: 0 gstin: 29AAACQ3770E000 summary: 200 Success RT-R3BQ1004 GSTR-1 not filed: value: ret_period: '042024' inward_sup: isup_details: - intra: 0 ty: GST inter: 0 - intra: 0 ty: NONGST inter: 0 sup_details: osup_nil_exmp: txval: 0 osup_nongst: txval: 0 osup_zero: csamt: 0 iamt: 0 txval: 0 osup_det: samt: 0 csamt: 0 camt: 0 iamt: 0 txval: 0 isup_rev: samt: 0 csamt: 0 camt: 0 iamt: 0 txval: 0 intr_ltfee: intr_details: csamt: 0 samt: 0 camt: 0 iamt: 0 inter_sup: comp_details: [] uin_details: [] unreg_details: [] itc_elg: itc_avl: - samt: 0 csamt: 0 camt: 0 ty: IMPG iamt: 0 - samt: 0 csamt: 0 camt: 0 ty: IMPS iamt: 0 - samt: 0 csamt: 0 camt: 0 ty: ISRC iamt: 0 - samt: 0 csamt: 0 camt: 0 ty: ISD iamt: 0 - samt: 0 csamt: 0 camt: 0 ty: OTH iamt: 0 itc_rev: - csamt: 0 samt: 0 camt: 0 ty: RUL iamt: 0 - csamt: 0 samt: 0 camt: 0 ty: OTH iamt: 0 itc_net: csamt: 0 samt: 0 camt: 0 iamt: 0 itc_inelg: - csamt: 0 samt: 0 camt: 0 ty: RUL iamt: 0 - csamt: 0 samt: 0 camt: 0 ty: OTH iamt: 0 gstin: 29AAACQ3770E000 summary: RT-R3BQ1004 GSTR-1 not filed responses: '200': description: 200 Success / RT-R3BQ1004 GSTR-1 not filed content: application/json: schema: type: object properties: code: type: number example: 200 data: type: object properties: data: type: object properties: reference_id: type: string example: ab2b2eae-974d-40e2-a721-8c4987af92d0 error: type: object properties: error_cd: type: string example: RT-R3BQ1004 message: type: string example: >- You have not filed GSTR-1 of the selected tax period. Please file the same to enable filing of GSTR-3B. status_cd: type: string example: '1' timestamp: type: number example: 1763446641000 transaction_id: type: string example: a43cfcd6-9a48-4be9-82fd-0816070999db examples: 200 Success: summary: 200 Success value: code: 200 data: data: reference_id: ab2b2eae-974d-40e2-a721-8c4987af92d0 status_cd: '1' timestamp: 1763446641000 transaction_id: a43cfcd6-9a48-4be9-82fd-0816070999db RT-R3BQ1004 GSTR-1 not filed: summary: RT-R3BQ1004 GSTR-1 not filed value: code: 200 data: error: error_cd: RT-R3BQ1004 message: >- You have not filed GSTR-1 of the selected tax period. Please file the same to enable filing of GSTR-3B. status_cd: '0' timestamp: 1763446641000 transaction_id: b830e36f-696a-445f-bece-d0a0be5e8c02 headers: {} deprecated: false security: [] ````