Payroll knowledge hub for UK payroll guides, compliance and employee insights

The Payroll knowledge hub brings together PayCaptain’s payroll guides, compliance explainers and educational resources in one place. It covers the core parts of UK payroll. That includes calculating pay, applying tax and deductions, and reporting to HMRC through PAYE and RTI. Each section links to deeper guides when you need more detail.

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Payroll Basics Icon PayCaptain

Payroll basics

Payroll basics explains what payroll means in practice and how a typical pay run works. It also covers which dates UK employers need to track and key terms such as PAYE, income tax, deductions and payslips. You’ll understand the fundamentals of how to run UK payroll before moving on to more detailed topics.

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Payroll compliance and legislation

Payroll compliance and legislation explains the rules employers must follow when running payroll under PAYE. It covers HMRC reporting duties and RTI submissions, as well as the payroll records businesses need to keep. It also looks at the checks that support compliance and the issues that can lead to payroll errors or breaches.

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RTI and HMRC submissions

RTI and HMRC submissions explains how employers send payroll information to HMRC during each pay run under RTI. It covers what FPS and EPS submissions are used for and when each one is needed. It also explains how to correct mistakes if information is submitted incorrectly.

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Auto-enrolment and pensions

Auto-enrolment and pensions explains which employees must be enrolled into a workplace pension and when employers need to act. It also explains workplace scheme duties and contribution responsibilities. You’ll find guidance on what happens when employees opt out and the checks employers need to keep up over time.

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Employee financial wellbeing

Employee financial wellbeing looks at how payroll can reduce money stress between paydays. It covers the support employers can offer to help staff build savings and reduce financial pressure. It also looks at the effect money worries can have on mental health at work.

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Payroll software and technology

Payroll software and technology explains how payroll systems reduce manual work and improve accuracy. It covers automation and AI support. It also looks at how payroll data is kept secure and managed in practice.

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Integrations and connected systems

Integrations and connected systems explains how payroll software connects with HRIS and finance systems. It also looks at time and attendance tools and tronc, along with the APIs that help payroll data move between systems.

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