Paternity Leave 2026 Reforms: HR Risks

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Anne Morris

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Key Takeaways

 

  • Paternity and unpaid parental leave become day-one rights from April 2026.
  • Transitional notice rules apply from February 2026.
  • Paternity leave entitlement and statutory pay eligibility remain separate.
  • Probation decisions involving early leave now carry higher risk.
  • Early-service attendance can no longer be assumed.

 

Further parts of the Employment Rights Act 2025 have now moved into implementation detail with the publication this week of the Employment Rights Act 2025 (Parental and Paternity Leave) (Removal of Qualifying Periods etc.) (Consequential Amendments) Regulations 2026.

These Regulations confirm how and when the long-signalled removal of qualifying service thresholds will take effect, and they materially change employer assumptions about early-service leave.

Transitional rules take effect from February 2026, with the removal of qualifying service requirements applying in full from April 2026. Together, these changes alter workforce planning, probation management and line-manager decision-making.

SECTION GUIDE

 

What Changes Under the 2026 Regulations and When They Apply

 

Under the Employment Rights Act 2025 (Parental and Paternity Leave) (Removal of Qualifying Periods etc.) (Consequential Amendments) Regulations 2026, qualifying service requirements that previously applied to statutory paternity leave and unpaid parental leave are being removed. The changes take effect in stages.

From 18 February 2026, transitional provisions apply, particularly around notice requirements for paternity leave connected to births or placements close to the commencement date. These transitional rules are designed to bridge the gap between the old qualifying framework and the new day-one entitlement that applies from April.

From 6 April 2026, the new regime applies in full. Statutory paternity leave becomes available from day one of employment. Unpaid parental leave also becomes a day-one right, removing the previous one-year service requirement.

The core legal shift is therefore twofold. First, access to leave is no longer linked to length of service. Second, statutory restrictions that previously prevented paternity leave being taken where shared parental leave had been used are removed.

Notice rules are adjusted to accommodate the transition, and employers are expected to apply the transitional provisions correctly where notice or entitlement straddles the commencement dates.

 

Why Day-One Paternity Leave Is a Structural Legal Change

 

Historically, qualifying service requirements acted as a practical filter on early-service family leave. Employers could reasonably assume that paternity leave would rarely arise during probation or in the earliest stages of employment.

That assumption is no longer legally sound.

From April 2026, employers should expect paternity leave requests from employees with only days or weeks of service. In sectors with high turnover, younger workforces or rapid onboarding cycles, the impact is likely to be immediate rather than gradual.

Government estimates suggest around 32,000 additional fathers per year will gain access to paternity leave. For large employers recruiting at scale, that headline figure is likely to understate the operational impact on scheduling, resourcing and manager decision-making.

 

The Practical HR Impact Employers Often Underestimate

 

The immediate pressure point is not cost. Statutory paternity pay remains subject to earnings thresholds and separate eligibility rules, which are not converted into day-one entitlements by these Regulations. The pressure point is disruption.

Short-service employees taking leave create planning challenges around cover, training investment and role continuity. In lean teams, even a short statutory absence can have a disproportionate operational effect.

Probation periods also become more sensitive. Employers need to ensure that performance management, probation extensions and confirmation decisions are clearly separated from leave-taking. Any suggestion that paternity or parental leave influenced a probation outcome will carry elevated legal risk.

Line managers are often the weak link. Without clear guidance, managers may delay decisions, make informal comments or apply inconsistent approaches that later create evidential problems.

 

Notice Rules and Transitional Risk From February to April 2026

 

The staged commencement creates a temporary layer of complexity that employers need to manage carefully.

Employees whose child is born or placed close to February or April 2026 may give notice under one statutory framework and take leave under another. The Regulations include transitional notice provisions to address this, but only where employers apply them correctly.

Misapplying notice rules, rejecting leave requests based on outdated qualifying assumptions or applying the wrong deadline is an avoidable source of dispute. These claims are often low value individually, but they are straightforward for employees to bring and difficult for employers to defend if policies and guidance are out of date.

 

Workforce Planning Assumptions Employers Need to Revisit

 

Employers should review any workforce planning model that assumes full attendance during the first six months of employment. That assumption is no longer legally safe.

This is particularly relevant in roles where early presence is operationally critical, including shift-based work, client-facing roles or positions involving intensive early training. Contingency planning for early-service absence is now part of baseline compliance rather than an edge case.

There are also implications for retention and reputation. Employers that handle early paternity or parental leave poorly are more likely to see higher attrition and reputational damage, particularly in competitive labour markets.

 

What Employers Should Do Before April 2026

 

Policy updates should be prioritised. Any reference to qualifying service for paternity or unpaid parental leave should be removed or corrected, and notice sections should reflect the new rules and the February to April transitional handling.

Manager training is equally important. Line managers need clear instruction on how to respond to early-service leave requests, how to manage probation alongside leave and how to avoid language or actions that could be interpreted as penalising leave-taking.

Payroll and HR systems should also be reviewed to ensure eligibility logic and triggers align with the new framework from February and April 2026.

 

Strategic Employer Insight: What Day-One Leave Signals

 

The traditional idea that workplace rights accrue gradually with length of service is being dismantled in stages.

Employers that continue to design workforce models around delayed entitlement will find themselves exposed, not because the rules are unclear, but because their assumptions are outdated. Organisations that adapt fastest will be those that treat early-service absence as a normal planning variable rather than an inconvenience to be managed away.

Day-one paternity and parental leave will not break businesses. Mishandling them will quietly create litigation risk, employee relations issues and reputational harm that far outweigh the cost of the leave itself.

 

 

 

DMS Perspective: What this means for HR teams

 

Under the new ERA 2025, employment rights are no longer something that build gradually with service. They will be attaching immediately, often before employers have formed any meaningful view of performance, reliability or role fit.

For employers, decision-making during the most legally sensitive phase of employment becomes high-risk. Probation management, workload allocation, training investment and early exits all now sit alongside day-one statutory protection. Where managers delay decisions, soften documentation or treat early leave as an inconvenience, evidence problems can follow. The default now is to treat early-service leave as a normal operational variable rather than an exception.

The organisations that are likely to struggle most are those relying on outdated assumptions about early attendance and informal management. The legal exposure comes from inconsistency. A single poorly handled early-service case can undermine wider workforce change, invite scrutiny of manager conduct and trigger wider employee relations issues.

 

 

 

 

Section I: Need assistance?

 

For tailored advice on preparing your organisation for the ERA reforms, including risk prioritisation and practical implementation, contact us to arrange a fixed-fee telephone consultation with one of our experts.

 

About our Expert

Picture of Anne Morris

Anne Morris

Founder and Managing Director Anne Morris is a fully qualified solicitor and trusted adviser to large corporates through to SMEs, providing strategic immigration and global mobility advice to support employers with UK operations to meet their workforce needs through corporate immigration.She is recognised by Legal 500 and Chambers as a legal expert and delivers Board-level advice on business migration and compliance risk management as well as overseeing the firm’s development of new client propositions and delivery of cost and time efficient processing of applications.Anne is an active public speaker, immigration commentator, and immigration policy contributor and regularly hosts training sessions for employers and HR professionals.
Picture of Anne Morris

Anne Morris

Founder and Managing Director Anne Morris is a fully qualified solicitor and trusted adviser to large corporates through to SMEs, providing strategic immigration and global mobility advice to support employers with UK operations to meet their workforce needs through corporate immigration.She is recognised by Legal 500 and Chambers as a legal expert and delivers Board-level advice on business migration and compliance risk management as well as overseeing the firm’s development of new client propositions and delivery of cost and time efficient processing of applications.Anne is an active public speaker, immigration commentator, and immigration policy contributor and regularly hosts training sessions for employers and HR professionals.

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Legal Disclaimer

The matters contained in this article are intended to be for general information purposes only. This article does not constitute legal advice, nor is it a complete or authoritative statement of the law, and should not be treated as such. Whilst every effort is made to ensure that the information is correct at the time of writing, no warranty, express or implied, is given as to its accuracy and no liability is accepted for any error or omission. Before acting on any of the information contained herein, expert legal advice should be sought.