1. Background
As per Notification No. 26/2022 – Central Tax, dated 26th
December 2022, two additional tables have been introduced in GSTR-1
to capture supplies made through E-Commerce Operators (ECOs):
- Table
     14: Supplies through ECOs liable to collect Tax Collected at Source
     (TCS) under Section 52.
 
- Table
     15: Supplies through ECOs under Section 9(5).
 
These changes are effective from the January 2024 tax
period and are now available on the GST common portal.
2. Key Highlights
- Applicability:
     From January 2024 onwards
- Modes
     of Data Entry:
 
- Manual
      Entry (View/Edit Data)
 
- Excel
      Template Upload
 
- Purpose:
     Accurate reporting of ECO-based transactions to ensure GST compliance.
3. Table-wise Details
3.1 Table 14 – Supplies through ECOs liable to collect
TCS (Section 52)
- Captures
     all B2B and B2C supplies made through ECOs where TCS is applicable.
 
3.2 Table 15 – Supplies under Section 9(5)
- Captures
     services notified under Section 9(5) of the CGST Act supplied through
     ECOs.
 
4. Modes of Data Entry
4.1 Excel Template Upload
Use the Blank Excel Template, which includes the
following sections:
- Table
     1: Registered to Registered
- Table
     2: Registered to Unregistered (R2U)
- Table
     3: Unregistered to Registered
- Table
     4: Unregistered to Unregistered (U2U)
- Amendment
     Sections (if applicable)
 
Action: Fill the relevant details and import the
template into the portal.
4.2 Manual Entry (View/Edit Data)
Steps:
- Navigate
     to GSTR-1 Filing → View/Edit Data.
- Use
     the dropdown menu to select the last two options related to E-Commerce.
- Enter
     the details manually for:
 
- Table
      14: Supplies through ECOs under Section 52 (TCS)
 
- Table
      15: Supplies under Section 9(5)
 
5. Process for Importing Book Data
Step 1: Log in to Express GST Portal and
select the client.
Step 2: Navigate to Return Summary → GSTR-1 → Prepare.
Step 3: Click Import and upload the file.
Step 4: Review and edit details if required.
6. Integration with E-Commerce Operators (Amazon &
Flipkart)
Steps for Importing E-Commerce Data:
- Open GSTR-1
     Summary Details.
- Click Import
     Book Data.
 
- Select
     Import E-Commerce Template (Amazon/Flipkart).
 
  
 
 
- Drag
     and drop the file or browse to upload.
 
  
 
 
- Submit
     the data.
 
Post-Import Actions:
- Data
     for B2B / B2C transactions will auto-populate in Table 14
     and Table 15.
- Review,
     save, and proceed to file GSTR-1 as usual.
 
7. Compliance Notes
- Dual
     Reporting Obligation:
 
- File
      regular GSTR-1.
 
- Report
      e-commerce transactions separately in Table 14.
 
This ensures accurate tracking of ECO-based supplies
and adherence to GST provisions.