GST Return Filing (GSTR-1 & GSTR-3B) in Katihar
Monthly or quarterly returns with purchase reconciliation and ITC check.
GST Return Filing (GSTR-1 & GSTR-3B) for Katihar — what applies locally
Businesses in Katihar register under Bihar GST, so the GSTIN begins with state code 10. Registrations are allotted either to the Commercial Taxes Department, Government of Bihar or to the Central GST jurisdiction, and queries, notices and refunds are handled by the officer of that jurisdiction.
When you supply goods or services from Katihar to a buyer in another state, IGST applies; within Bihar, CGST and SGST apply. Getting the place of supply right on every invoice is the most common thing we correct for new Katihar businesses.
Katihar is served online — documents on WhatsApp, filings verified by OTP or digital signature — with meetings at our Patna office by appointment.
Where in Katihar we see the most demand
GST Return Filing (GSTR-1 & GSTR-3B) is one of the most common requests from these Katihar markets and business areas:
- Mirchaibari — Busy market area of Katihar town.
What you get
- GSTR-1 and GSTR-3B filing
- GSTR-2B purchase reconciliation
- Tax and late-fee computation
- Reminders before every due date
- Monthly summary of tax paid and credit available
Documents needed
- Sales invoices or sales register
- Purchase invoices
- GST portal login
- Bank statement for the month (if needed)
Questions from Katihar
What is the GST state code for Katihar?
10 — every GSTIN registered in Bihar begins with 10.
Do I need to visit your office for GST Return Filing (GSTR-1 & GSTR-3B) in Katihar?
No. Documents can be shared on WhatsApp or email and everything is filed online. Katihar is served online — documents on WhatsApp, filings verified by OTP or digital signature — with meetings at our Patna office by appointment.
What are the due dates?
Generally GSTR-1 by the 11th and GSTR-3B by the 20th of the next month for monthly filers; quarterly filers under QRMP have quarter-end dates. We keep track of them for you.
I have pending returns for several months.
We file the backlog in order and calculate the late fee and interest first so you know the total.
Full details of GST Return Filing (GSTR-1 & GSTR-3B) → · All services in Katihar →