GST Return Filing and Periodic Compliance

2.1 Return Filing for Goods Businesses

What it means

This covers regular GST filing for businesses selling goods, including outward reporting, tax working, and routine compliance support.

When you may need it

Monthly or quarterly, depending on the compliance pattern applicable to the business.

Why it matters

Goods businesses usually deal with higher invoice volumes, multiple product lines, and frequent sales adjustments.

Where it is done

On the GST portal using the relevant return modules.

Documents usually needed

  • Sales register
  • Purchase register
  • Debit notes / credit notes
  • HSN details
  • Tax summary
  • Previous returns
  • Tax payment details
  • E-way / dispatch summary, where relevant

How we help

We validate invoice data, classify B2B / B2C / notes, compute liability, review ITC, and prepare and file the return.

Illustration with figures

  • Monthly sales invoices: 140
  • Monthly taxable turnover: ₹12,00,000
  • Output GST: ₹2,16,000
  • Purchase GST available: ₹1,35,000
  • Net cash outflow: ₹81,000

Pros and Cons with Figures

Particulars If filed on time If delayed by 4 months
Monthly invoice load 140 140
Total invoices to review 140 560
Monthly output GST under control ₹2,16,000 ₹2,16,000 unresolved
4-month reporting zone ₹0 pending ₹8,64,000
Filing burden Normal Heavy
Correction effort Lower Higher

Time normally required: Usually 1 to 8 hours per period, depending on invoice count.

How pricing is decided: Fees depend on invoice count, number of sales channels, branches, GSTINs, and whether reconciliation or old corrections are included.

What may happen if ignored

  • Pending months: 4
  • Invoices needing review: 560
  • Reporting zone: ₹8,64,000
  • Example higher correction cost: ₹8,000 to ₹20,000+

Easy understanding: The longer the delay, the more the filing work shifts from routine compliance to repair work.

2.2 Return Filing for Service Businesses

What it means

This covers return filing for service providers where invoice count may be lower but billing values often remain significant.

When you may need it

Monthly or quarterly depending on the filing pattern followed by the registered person.

Why it matters

Service businesses often work with fewer invoices, so each missed period can carry a large rupee impact.

Where it is done

On the GST portal return modules.

Documents usually needed

  • Client invoice register
  • Expense register
  • Credit notes / debit notes
  • Service classification details, where relevant
  • Previous returns
  • Tax payment details
  • Client-wise billing summary

How we help

We review billing summaries, liability, eligible credit, and supporting records, then prepare and file the relevant returns.

Illustration with figures

  • Monthly invoices: 28
  • Monthly service turnover: ₹7,50,000
  • Output GST: ₹1,35,000
  • Eligible ITC: ₹55,000
  • Net tax outflow: ₹80,000

Pros and Cons with Figures

Particulars If filed on time If delayed by 6 months
Monthly invoice count 28 28
Total invoices needing review 28 168
Monthly net liability under control ₹80,000 ₹80,000 unresolved
6-month net liability review zone ₹0 ₹4,80,000
Billing confidence Better Lower
Client query burden Lower Higher

Time normally required: Usually 1 to 5 hours per period in a routine case.

How pricing is decided: Pricing usually depends on invoice count, value involved, ITC complexity, and whether catch-up work or detailed review is required.

What may happen if ignored

  • Pending months: 6
  • Invoices needing review: 168
  • Net liability review zone: ₹4,80,000
  • Example cleanup cost: ₹8,000+

Easy understanding: A service business may have fewer invoices, but delays can still create a large unresolved tax block.