Home Office Requirements for the Sponsor Management System (SMS) in 2026

They start with your Sponsor Management System (SMS) account, because that is the record UK Visas and Immigration (UKVI) already trusts. If what they find on screen does not match what you show them at the door, the visit goes badly before a single employee is interviewed. This guide sets out the Home Office requirements for the Sponsor Management System in 2026: the roles you must appoint, the record-keeping and reporting duties that sit behind every sponsor licence, and the licence-rating consequences of getting the SMS wrong.

This guide is written for UK employers who hold, or are applying for, a Worker or Temporary Worker sponsor licence, and for the HR and compliance teams who manage the SMS on their behalf.

The Sponsor Management System (SMS) is the mandatory online portal, hosted by the Home Office, through which UK employers manage a sponsor licence and every migrant worker sponsored under it. It is the primary channel between your organisation and UKVI, and it is the record UKVI relies on first.

Through the SMS, a sponsor can:

• Create and assign Certificates of Sponsorship (CoS) to prospective employees.
• Manage and renew the sponsor licence itself.
• Report changes to a sponsored worker’s circumstances, including the withdrawal of sponsorship.
• Report changes to the sponsor organisation’s own circumstances, such as a change of address, ownership or structure.
• Receive official Home Office communications, including policy updates and requests for evidence.

Before a licence is granted, an organisation must appoint people to fill four defined roles. Several immigration advisers, publish detailed guidance on these roles, yet many employer-facing SMS guides still describe only two of the four. Understanding all four, and the suitability checks attached to them, is the starting point for genuine SMS compliance.

These roles can be held by one person or split across several, and an organisation can appoint additional Level 1 or Level 2 users employed by a third-party HR provider or, once the licence is granted, a UK-based legal representative such as Conroy Baker (gov.uk, sponsorship management roles).

The SMS duties above apply equally to UK-based employers and to overseas businesses that hold a UK sponsor licence, including groups expanding into the UK under an Expansion Worker sponsor licence. For a founder or corporate group entering the UK from the United States, Canada, Europe or the Middle East, the SMS is often the first piece of UK regulatory infrastructure the business has to run correctly, and it arrives before the wider HR function has been built out locally.

This matters for two practical reasons. First, the Authorising Officer for an Expansion Worker licence can, in some circumstances, be based overseas, which raises the bar on process discipline since day-to-day SMS oversight sits further from head office. Second, an overseas parent company’s own changes, such as a merger, a change of ownership or a restructuring, can themselves count as a reportable event under the UK sponsor’s 20-working-day duty, even where the change happens outside the UK. Conroy Baker works with international founders and employers across these priority markets specifically because this cross-border dimension is easy to miss from outside the UK compliance framework.

Reportable events fall into two categories, each with its own deadline, and conflating the two is a common source of missed reporting.

This is the point most sponsors underestimate. The SMS is the Home Office’s primary channel for contacting a sponsor directly. Policy updates, requests for information and notifications about a licence are posted to the system, not sent by letter or by phone.

For this reason, the Level 1 User should log in several times a week, if not daily. Missing a message with a response deadline can trigger compliance action even where the underlying facts are not in dispute. In one recent case, a Conroy Baker client’s Undefined CoS allocation stalled after repeated follow-ups produced no movement, placing a recruitment timeline and an incoming employee’s visa application at risk. Conroy Baker reviewed the allocation history, assessed the client’s compliance position and escalated the matter through the appropriate UKVI channels, which allowed the allocation, and the sponsorship, to proceed. The lesson generalises: a delay on the SMS is rarely resolved by waiting, and it is almost always resolved faster with a documented compliance position already in hand.

What goes wrong: A growing employer appoints a junior HR administrator as the sole Level 1 User, with no Authorising Officer oversight of what gets reported. A sponsored worker’s role changes substantially after a reorganisation. The administrator, unaware this counts as a reportable event, does not update the SMS. Six months later, a compliance visit uncovers the discrepancy between the SMS record and the employee’s actual duties. The licence is downgraded to a B-rating.

What works: The same scenario, with a defined Authorising Officer who reviews reportable events monthly against a change log, and a Level 1 User trained specifically on the 10 and 20-working-day distinction. The role change is reported within days, the SMS record stays aligned with the HR file, and the eventual compliance visit confirms what the file already shows. The difference is not the size of the business. It is whether the SMS is treated as a live compliance record or as a form to be filled in once and forgotten.

The SMS is the starting point for a Home Office compliance visit, not an afterthought to it. Before an inspector arrives, they will typically have reviewed the licence’s SMS activity and formed a baseline expectation of what your HR files should show. Any inconsistency between the two is treated as a red flag, regardless of whether the underlying error was deliberate.

This is why diligent SMS management is the most effective defence against a poor compliance outcome. It is far easier, and considerably cheaper, to keep the SMS current than to reconstruct an accurate compliance history after an inspector has already formed a view

A sponsor licence starts at an A-rating once granted. Failing to meet your SMS and reporting duties can lead to a downgrade, and the consequences are specific rather than open-ended (gov.uk, your licence rating):

• A B-rated licence cannot issue new Certificates of Sponsorship, though it can still issue CoS to workers already employed who want to extend their permission to stay.
• To return to an A-rating, a sponsor must complete a UKVI action plan, which costs £1,579. This fee must be paid within 10 working days of the downgrade notice, or the licence is lost.
• A sponsor can hold a maximum of 2 B-ratings while the licence remains valid. Further unresolved issues after the second action plan result in the licence being lost.
• A revoked licence cannot be appealed, though the organisation can reapply after a minimum 12-month wait, starting the application process from scratch.

Set against a £1,579 action-plan fee, a lost recruitment pipeline while new CoS cannot be issued, and a minimum 12-month wait to reapply after revocation, the cost of a properly trained Level 1 User and a monthly SMS reconciliation is modest.

Sponsor licence compliance sits at the centre of what Conroy Baker does for employer clients, and the SMS is where that compliance work is carried out day to day. Conroy Baker’s support includes:

• Hands-on SMS management – acting as a Level 1 User on a client’s licence, handling routine reporting and administration.
• Expert training – tailored sessions for HR staff and key personnel covering both the mechanics of the SMS and the duties behind it.
• Compliance audits – mock audits that surface discrepancies between SMS records and internal HR files before a real inspector does.

UK Sponsor Licence Application Process | Challenges in Obtaining a UK Sponsorship Licence. This video from Conroy Baker’s channel covers the application stage that precedes SMS management, and is a useful primer for any organisation still working through licence approval before its SMS duties begin.