Employment Law: Key Considerations for Payroll Professionals

Seeking professional advice is crucial for HR, payroll, and legal teams to navigate complex employment law requirements and ensure ongoing compliance with evolving regulations.

Understanding employment law and how that interacts with tax law is essential for HR, payroll, and legal teams to minimise legal risks, foster a positive workplace, and handle issues such as disciplinary actions, grievances, and tribunal claims. Case law provides essential guidance for interpreting employment law and resolving disputes, helping organisations understand how courts have ruled on key issues.

This outline provides an overview of employment law and offers support for both employers and employees in understanding and applying relevant legal requirements.

Introduction to UK Employment Law

Employment law in the UK stands as the cornerstone of the employer-employee relationship, establishing the legal architecture that governs every aspect from recruitment through to termination. For HR, payroll, and legal teams, mastering these laws is not just recommended—it is critical to ensure robust compliance and sidestep potentially devastating legal pitfalls such as unfair dismissal claims or breaches of the Equality Act that can cost organisations dearly. The burden of managing national insurance contributions, statutory pay, and income tax becomes particularly acute when you pay employees and report to HMRC, where precision is not optional but essential. This legal framework extends its reach into working hours in the UK, rest breaks, and dismissal procedures, creating a safety net that ensures employees receive fair treatment while workplaces maintain their commitment to safety and inclusivity.

The Equality Act 2010, in particular, serves as a powerful shield protecting employees from discrimination and harassment, reinforcing that a respectful and equitable work environment is no longer just an aspiration but a legal requirement. For those who stay ahead of employment law developments, the rewards extend far beyond mere compliance-they unlock the potential to foster a truly positive workplace culture, safeguard employee rights with confidence, and dramatically reduce the risk of costly disputes or tribunal claims that can damage both finances and reputation.

Employee rights and statutory pay

Employers must protect core employee rights, including the right to fair treatment, safe working conditions, and equal opportunities. A critical part of these rights is the employer's duties to ensure fair and accurate employee's pay, including compliance with statutory pay requirements and transparent payroll practices.

Statutory pay categories employers must manage include statutory sick pay, statutory maternity pay, statutory paternity pay, and statutory adoption pay. Compensation is a key component of employee benefits, and employers must ensure that all elements of compensation, including overtime and bonuses, are included in the calculation of statutory pay. These statutory payments are part of the employer's legal obligations to employees.

When checking eligibility windows for each statutory payment, employers must confirm that employees meet the qualifying criteria within the required timeframe. These payments are not only a legal requirement but also form part of the overall compensation package. Employers must fulfill specific duties to ensure all statutory payments are processed correctly and on time, helping to avoid legal risks and penalties.

Working hours and maximum weekly working hours

To ensure compliance with employment law, it is essential to define working hours in accordance with the Working Time Regulations 1998. These regulations set the legal framework for employee health, safety, and holiday entitlements.

The maximum working hours are limited to an average of 48 hours per week, calculated over a reference period, unless the employee has individually opted out of this limit. Employees have the right to opt out of the 48-hour weekly limit, but this must be done voluntarily and in writing.

Rest break entitlements are also governed by the Working Time Regulations. Employees are entitled to a minimum rest break of 20 minutes if their working day is longer than six hours, as well as daily and weekly rest periods.

For night workers, the regulations specify that average working time must not exceed 8 hours in any 24-hour period. Employers must ensure compliance with these rules to protect employee well-being and avoid legal risks.

Annual leave and holiday pay

Under UK employment law, full-time employees are entitled to a minimum of 28 days of statutory annual leave per year, which can include public holidays. For employees with variable pay, such as those who receive overtime or bonuses, holiday pay must be calculated based on their average earnings over the previous 52 weeks.

For example, if an employee’s pay fluctuates due to overtime or commission, their holiday pay should reflect their total pay—including basic salary, overtime, and bonuses—averaged over the relevant period. This ensures that employees receive fair compensation during their annual leave.

Employers must also follow rules regarding holiday carryovers. Generally, statutory leave must be taken within the leave year, but up to 4 weeks can be carried over if the employee is unable to take leave due to sickness or other statutory reasons. Any unused leave beyond the allowed carryover is typically forfeited at the end of the leave year.

Recruitment, new employees and payroll onboarding

• collect required new employees payroll information, ensuring that each record is accurately linked to the individual person for precise recordkeeping
• verify right-to-work documents before start, and for regulated roles, conduct Disclosure and Barring Service (DBS) checks to ensure compliance with legal screening requirements and prevent unsuitable individuals from working with vulnerable populations
• provide written statement of employment particulars, clearly outlining the job role, responsibilities, and statutory entitlements
• register new employees with HMRC via FPS, and as part of workforce planning, use forecast reports to predict the need for new hires based on historical data and future labor requirements

Payroll information, payroll software and national insurance

When documenting mandatory payroll information to report to HMRC, ensure that all required data is included, such as gross pay, deductions, and net pay, which must be clearly shown on employee payslips. Payroll submissions should be made monthly to comply with HMRC regulations and external reporting requirements.

When recommending payroll software, prioritise solutions that automate required Full Payment Submission (FPS) to HMRC and support accurate reporting of the lower earnings limit (LEL) within payroll submissions. This is essential for correct National Insurance contributions and compliance with HMRC thresholds.

Choose software that generates comprehensive payroll reports for HMRC, including details on the lower earnings limit, and allows for the analysis of financial data. Leveraging financial data helps verify the accuracy of payroll and performance reports, supports compliance, and enables better cost management and forecasting.

Report National Insurance contributions each pay run, ensuring that all relevant thresholds, such as the lower earnings limit, are correctly recorded.

When preparing P60s annually and completing year-end payroll reports, always reference the tax year as the reporting period. This ensures that all documentation and allowances are accurately accounted for and submitted within the correct timeframe.

Payroll records and data protection

• retain payroll records for statutory retention periods
• encrypt payroll data and restrict access
• publish a payroll privacy notice for employees

Statutory pay and redundancy pay

• outline maternity, paternity and sick statutory pay rules, noting that salary forms the basis for calculating statutory entitlements such as statutory maternity pay, paternity pay, and sick pay
• calculate statutory redundancy pay per qualifying service, and explain that both redundancy pay and statutory sick pay provide financial security for employees during periods of absence or job loss
• advise reclaiming statutory pay through EPS when eligible

Contracts, working time records and grievance procedures

• issue written contracts by the first day of employment, fulfilling the employer's legal obligations under employment law
• keep accurate working time records for compliance with legal obligations
• implement grievance procedures per ACAS guidance to protect the rights of every worker

Health and safety at work

For HR leaders across modern workplaces, ensuring health and safety compliance represents far more than a regulatory checkbox – it marks a strategic opportunity to build sustainable operational excellence. This fundamental legal obligation requires employers to create safe and healthy environments through systematic risk assessments, targeted training programmes, and robust safety protocol adherence that extends well beyond basic compliance. Crucially, employers must monitor working hours in the UK to prevent any employee from exceeding the maximum weekly threshold of 48 hours, unless individual opt-outs are strategically implemented, while mandatory rest breaks become essential pillars of sustainable workforce management.

The establishment of comprehensive disciplinary and grievance procedures transforms potential health and safety incidents from reactive crises into proactive governance opportunities that demonstrate organisational maturity. Forward-thinking organisations are discovering that sophisticated payroll software serves as a critical compliance enabler, accurately tracking hours worked, pay rates, and deductions while providing the data infrastructure necessary to meet evolving legal requirements with confidence. Positioning health and safety as a strategic priority rather than an administrative burden not only achieve superior legal compliance but cultivates a culture of care and responsibility that becomes a competitive advantage in today’s talent-driven marketplace.

Dismissal, redundancy process and employment tribunal

• follow fair process before dismissing an employee
• document redundancy selection and consultation steps
• prepare evidence files for potential tribunal claims, ensuring all documentation is ready for submitting a claim and that all relevant deadlines are met
• include constructive dismissal as a potential ground for an employee to bring a claim if the employer's actions fundamentally breach the employment contract
• respond to tribunal claims within legal timeframes

Employment tribunal claims

• explain eligible grounds for tribunal claims
• advise on early conciliation via ACAS
• outline common tribunal remedies and limits

Compliance and best practices

Establishing robust employment law compliance frameworks represents one of the most critical strategic investments organisations can make to safeguard operational integrity and workforce stability. Leading practitioners recognise that comprehensive compliance begins with meticulous documentation protocols—maintaining precise payroll records, holiday entitlement tracking, and detailed disciplinary and grievance case management that meets audit standards set by employment tribunals and regulatory bodies.

The onboarding phase proves particularly crucial, where organisations must deliver transparent communication of employee rights and contractual obligations, including explicit details about working arrangements, compensation structures, and performance expectations. Progressive organisations implement systematic training programmes and policy refresh cycles that ensure management teams and staff maintain current awareness of evolving employment legislation, creating a culture of compliance readiness rather than reactive adjustment. When navigating complex scenarios such as redundancy procedures or long-term absence management, adherence to established legal frameworks becomes the definitive barrier against unfair dismissal claims and employment tribunal claims that can cost organisations tens of thousands in legal fees and reputational damage.

Modern compliance strategies must also encompass robust data protection governance, comprehensive employee rights safeguarding, and the creation of harassment-free, discrimination-proof workplace environments that meet both current standards and emerging ESG expectations. By embedding these evidence-based practices into operational DNA, forward-thinking employers transform compliance from administrative burden into competitive advantage—reducing legal exposure while cultivating supportive work environments that drive both employee satisfaction and sustainable business growth.

Further guidance and next steps

• create a checklist for payroll and employment law compliance, including ensuring correct processing and reporting of tax and national insurance
• schedule regular policy and software reviews
• train managers on rights, procedures and recordkeeping

About Zalaris

Zalaris is a Chartered Institute of Payroll Professionals (CIPP) Payroll Assurance Scheme (PAS) certified provider of global payroll, Human Capital Management (HCM) solutions, and consulting services. We specialise in helping mid-sized to large enterprises across multiple countries digitalise and streamline their payroll and HR processes through cloud-based platforms. Our PeopleHub platform and SAP SuccessFactors consulting division offer comprehensive managed services and expert guidance to support your workforce management, compliance, and transformation needs. With a focus on innovation, compliance, and customer success, Zalaris is a trusted partner simplifying the complexities of global HR and payroll operations. Get in touch with us here.