Shared Services Meaning Model Examples and How Outsourcing Fits In (2026 Guide)

Shared services means putting common business tasks under one central team instead of having separate teams do the same work in different departments, branches or locations.

For example, imagine a company has five offices. Each office has its own person handling payroll, accounting and vendor payments. With a shared services model, these common tasks can be handled by one central team for all five offices.

The team follows the same processes, uses the same systems and works according to agreed service standards. The individual offices can then focus on their main business instead of maintaining separate support teams.

In simple terms:

Shared services = one central team doing common work for multiple parts of the same organisation.

The central team is commonly called a Shared Services Centre (SSC).

Shared services are commonly used for functions such as:

  • Accounting and bookkeeping
  • Payroll
  • Human resources administration
  • Tax and compliance
  • IT support
  • Procurement
  • Data and reporting

The idea is simple: instead of doing the same support work several times, do it once through a central team and serve the entire organisation.

Want this without building your own team? Mercurius can be your shared services team in India, handling your accounting, payroll and tax work for you.

 

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How Does a Shared Services Model Work?

A shared services model works by moving similar, repetitive tasks from different parts of a business into one central function.

For example, suppose a company has three business divisions. Each division needs payroll every month.

Without shared services:

Division A → Payroll team
Division B → Payroll team
Division C → Payroll team

Three teams may be doing essentially the same work.

With shared services:

One central payroll team → Division A + Division B + Division C

The central team handles the common payroll process for everyone.

Usually, the process works in five basic steps:

1. Identify common work

The company first identifies tasks that are being repeated across departments or locations.

Examples include processing invoices, reconciling bank accounts, preparing payroll or creating regular reports.

2. Move the work to one team

These tasks are transferred to a central team that serves multiple departments or business units.

3. Standardise the process

The central team follows common procedures, templates, approval processes and systems.

This means the same type of work is handled in broadly the same way, regardless of which department needs it.

4. Set service standards

The business and the shared services team agree on what needs to be delivered and when.

These expectations are often documented through Service Level Agreements (SLAs).

For example:

  • Invoices should be processed within two working days.
  • Monthly reports should be completed by a particular date.
  • Payroll should be processed before the salary payment date.

5. Monitor and improve

The company tracks the quality, speed and cost of the work.

Once the basic process is stable, repetitive steps can also be automated or improved.

 

Examples of Shared Services in a Company

Any routine, rule-based support function can move into shared services. Common examples:

  • Finance and accounting: accounts payable, accounts receivable, bank reconciliations and month-end closing.
  • Payroll and HR administration: salary processing, statutory deductions, payslips and employee records.
  • Tax compliance: return preparation, indirect tax filings and tax workpapers.
  • Reporting: MIS reports, management dashboards and budget tracking.

 

Benefits of the Shared Services Model

  • Lower cost: no duplicate teams, tools or office space for the same task.
  • Consistency: every unit follows the same process, so errors drop.
  • Better data: numbers come from one place, which makes reporting faster and more reliable.
  • Focus: business teams spend time on customers and growth, not paperwork.

The catch: building an in-house centre needs upfront investment, hiring and training, and savings can take months to show.

 

Shared Services: In- house Shared Services Shared Services Outsourcing: What is the Difference?

This is where most people get confused. The real difference between shared services and outsourcing is ownership, not location. A shared services centre is owned and staffed by your own company. Outsourcing means a specialist external provider does the work for you under a contract.

Point In-house shared services Shared services outsourcing
Who does the work Your own employees An external specialist team
Setup effort High: hiring, office, systems Low: provider already has team and process
Speed to start Months Often days or weeks
Scaling up or down Slow (hire or let go) Flexible, as per agreement
Best suited for Large groups with steady, high volumes SMEs, CPA firms and growing companies

Many businesses now use a hybrid model: they keep sensitive decisions and final sign-off in-house, and outsource the high-volume processing to a trusted partner.

 

Offshore Shared Services in India: Key Facts for 2026

India has become a major base for shared services work. As per the nasscom-Zinnov India GCC Landscape Report 2026, India has 2,117 Global Capability Centres (GCCs) across 3,728 units, employing about 2.36 million professionals and generating an estimated USD 98.4 billion in revenue in FY26. GCCs are the large in-house shared services and capability centres that global companies set up in India.

Building your own centre, however, is a big project meant for large enterprises. Smaller companies and accounting firms usually get the same benefits by outsourcing shared services to an established firm.

 

Check these points before you sign:

  • India’s data protection law: The Digital Personal Data Protection (DPDP) Act, 2023 is now backed by the DPDP Rules, 2025, notified by the Government of India in November 2025. They apply in phases over 18 months.
  • US tax return work: Under Section 7216 of the US Internal Revenue Code and its regulations, a tax preparer generally needs the taxpayer’s written consent before sharing tax return information with a preparer located outside the United States.
  • Contract basics: Insist on a non-disclosure agreement, clear SLAs, restricted access rights and an exit plan.
  • Credentials: Verify what a provider claims. For example, PCAOB registration can be checked on the PCAOB’s official website.

 

How to Choose the Right Shared Services Outsourcing Partner

  • Qualified professionals (CA, CPA, ACCA), not just data-entry staff.
  • Hands-on experience with your standards, such as US GAAP or IFRS.
  • Information security certification, such as ISO 27001.
  • A pilot batch before full handover, so you can judge quality first.

 

How Mercurius Can Be Your Offshore Shared Services Partner

At Mercurius, we work as the offshore extension of your team. You keep your clients and the final sign-off; we handle the time-heavy work:

  • Accounting and bookkeeping: AP and AR, bank and card reconciliations, P&L, balance sheet and MIS reporting.
  • Audit support: workpapers, testing, tie-outs and lead schedules, with experience in US GAAS, US GAAP, PCAOB standards and IFRS.
  • Tax preparation: Forms 1040, 1065, 1120 and 1120S, along with sales tax and payroll tax filings.
  • Payroll: salary processing, statutory deductions, payslips and year-end forms.

Mercurius has been in practice since 2008 and has a team of 400+ professionals serving clients across 60+ countries. We are PCAOB, CPAB and ICAI registered and an ISO 27001-certified organisation. We start with a small pilot, and because of the time difference, work you send in the evening is usually back by the next morning.

Ready to stop hiring for every busy season? Talk to our team about outsourcing your shared services to India.

Book a free consultation with Mercurius

 

FAQs on Shared Services

1. What is the main purpose of shared services?
The main purpose is to do common support work once, in one place, with one standard process, so the business saves cost and gets consistent results.

2. Is a shared services centre the same as a BPO?
No. A shared services centre is owned by the company it serves. A BPO (business process outsourcing) provider is an outside firm that does the work under a contract.

3. Can small businesses use shared services?
Yes. Small businesses rarely build their own centre, but they can get the same benefits by outsourcing accounting, payroll and tax work to a specialist firm.

4. Which functions are best for shared services outsourcing?
Rule-based, repetitive work: bookkeeping, reconciliations, payroll, tax returns and audit documentation.

5. Is it safe to outsource financial data to India?
Yes, if you choose carefully: look for ISO 27001 certification, signed NDAs, restricted system access and DPDP Act compliance.