GST

GST API Category

Overview

The GST API category provides a comprehensive OTP-based verification system for retrieving detailed information about GST-registered entities in India. This suite of APIs enables businesses, financial institutions, and compliance teams to verify GST registration status, access business details, and validate entity information through a secure OTP authentication process. By leveraging these APIs, organizations can streamline due diligence processes, enhance compliance checks, and make informed business decisions based on verified GST data.

Category Details

Parent Category: Root/Corporate OTP
Child Categories: None
APIs in this category: Init, Generate OTP, Submit OTP

Key Capabilities

Main Functionality

The GST API category provides secure, OTP-based access to comprehensive GST registration data, enabling verification of business entities, retrieval of detailed business information, and validation of GST compliance status through a three-step authentication process.

GST Entity Verification

Verify the existence and registration status of GST-registered businesses using their GSTIN, enabling organizations to confirm the legitimacy of potential business partners, vendors, or customers.

Comprehensive Business Information Retrieval

Access detailed business information including contact details, promoter information, annual turnover, registered address, PAN number, business name, jurisdictional details, and nature of business activities.

Secure OTP-based Authentication

Implement a secure, three-step verification process (Init, Generate OTP, Submit OTP) that ensures data privacy and compliance with regulatory requirements while retrieving sensitive GST information.

Common Use Cases

Financial Services

Supply Chain & Logistics

Enterprise Solutions

KYC verification during customer onboarding to validate business identity and GST compliance

Credit risk assessment by analyzing business turnover, operational history, and compliance status

Loan underwriting processes requiring verification of business legitimacy and operational details

Integration Considerations

Best Practices

Implement proper error handling for scenarios like invalid GSTINs, expired OTPs, or service unavailability

Cache verified GST data appropriately to minimize redundant API calls while maintaining data freshness

Establish a secure mechanism for handling and storing OTPs during the verification process

Consider implementing retry logic with exponential backoff for temporary service disruptions

Important Limitations

OTPs typically expire after 10 minutes and should be handled promptly in your implementation

API responses may vary based on the GST filing status and completeness of the entity's GST profile

Rate limits may apply to prevent abuse; implement appropriate throttling in high-volume scenarios

Some business details may be redacted or limited based on privacy regulations and GST portal policies

How APIs in this Category Work Together

The GST API category implements a secure, sequential workflow that requires three distinct API calls to successfully retrieve GST entity information. This design ensures proper authentication and data security while providing comprehensive business verification.

Key Integration Patterns:

Init + Generate OTP: The initialization process prepares the verification request, which is followed by generating an OTP sent to the registered contact of the GST entity.

Generate OTP + Submit OTP: After receiving the OTP (typically via SMS/email to the GST-registered contact), the OTP is submitted to authenticate and authorize access to the entity's GST information.

Init + Generate OTP + Submit OTP: The complete end-to-end workflow starts with initialization, proceeds through OTP generation, and concludes with OTP submission to retrieve comprehensive GST entity details.

A typical implementation begins with calling the Init API to prepare the verification request using the GSTIN. Upon successful initialization, the Generate OTP API triggers an OTP to the registered contact of the GST entity. Once the OTP is received, the Submit OTP API is called with the verification code, which then returns the complete set of GST entity details including business information, compliance status, and registration particulars.

The GST API category complements other verification and compliance-focused API categories within the platform, enabling comprehensive business verification and regulatory compliance checks. These related categories extend the capabilities of GST verification to provide a more complete business validation solution.

Related Categories include:

Corporate Verification: Complements GST verification by providing additional corporate identity validation, director information, and company registration details.

PAN Verification: Often used alongside GST verification to cross-validate the PAN details associated with the GST registration and ensure consistency across tax identifiers.

Address Verification: Extends the address information retrieved from GST verification with additional validation and standardization capabilities for enhanced location accuracy.

Together, these categories form a comprehensive business verification ecosystem that enables organizations to perform thorough due diligence, maintain regulatory compliance, and establish trusted business relationships based on verified entity information across multiple authoritative data sources.

Overview#

Key Capabilities#

Common Use Cases#

Integration Considerations#

How APIs in this Category Work Together#

Related Categories#

Overview

Key Capabilities

Common Use Cases

Integration Considerations

How APIs in this Category Work Together

Related Categories