As your business grows, transitioning from a freelance business model to registering as a business household is a crucial step to formalize your operations, build credibility, and expand business opportunities.
Học Tài · Marketing Executive
March 16, 2026

Table of Contents
As businesses grow, transitioning from independent business to registered sole proprietorship is a crucial step in legitimizing operations, building credibility, and expanding business opportunities. However, many online shop owners and retailers are still confused about the procedures, required documents, and tax declaration process after registration.
This article will provide you with a detailed, step-by-step checklist of the necessary documents and procedures when converting to a tax-filing sole proprietorship. From preparing paperwork and registering with the tax authorities to the periodic tax filing process – everything will be presented clearly and easily understandable so you can proactively manage it.
Understanding the process not only saves you time and money but also ensures compliance with legal regulations, avoiding unnecessary risks in your business operations.
The file includes:
Where to submit the application: - Business Registration Office under the Department of Planning and Investment at the district/county level - Or Public Administration Center (if available)
Processing time: 3-5 business days

After obtaining your business registration certificate, you need to register for tax within 10 days .
The file includes:
Where to submit: - District/County Tax Office where the business is located - Or register online via eTax (recommended)
Results received: - Personal tax identification number (10 digits) - Notification regarding invoice usage
Download the tax registration form now.
Household businesses have two options:
Option 1: Electronic Invoice - Register through the General Department of Taxation's website or through an electronic invoice provider - Cost: Free (if through the General Department of Taxation) or VND 500,000 - VND 2,000,000/year (through a provider)
Option 2: Paper invoices (purchased from the tax authority) - Submit an application to purchase invoices at the Tax Office - Cost: Approximately 50,000 VND - 100,000 VND for a booklet of 50 invoices.

Declaration method: - Percentage: Revenue × 1% (for goods sales) or × 5% (for services) - Declaration period: Quarterly (in the first month of the following quarter) - Declaration form: 01/GTGT
Declaration method: - Rate: Revenue × 0.5% (goods sales) or × 2% (services) - Declaration period: Quarterly - Declaration form: 02/TNCN-HKD
1. Online tax declaration (recommended): - Access: https://thuedientu.gdt.gov.vn - Log in using your tax identification number - Fill out the online declaration form and submit
2. Direct declaration: - Bring the paper declaration form to the Tax Office - Present relevant documents
3. Through a tax agent: - Cost: 500,000 VND - 1,500,000 VND/quarter - Convenient for busy people
Switching to a tax-declared sole proprietorship is a crucial step in your business development journey. Although it may initially seem complicated with many documents and procedures, once you understand the process, maintaining legal operations will become easier and bring many practical benefits.
To provide maximum support for the business operations of household businesses, GTG CRM offers a comprehensive management platform, helping you manage every step from start to finish professionally:
With GTG CRM, you not only meet all your tax management and filing requirements but also save time, improve business efficiency, and are ready to scale up when needed.
Start today - Let GTG CRM be your partner on your journey to sustainable growth!










