Service Level Agreement Template

(England & Wales)

Performance metrics, service credits, exclusions, escalation procedures

Professionally drafted — structured following UK commercial contract law for England and Wales.

Download a professionally drafted Service Level Agreement (SLA) template for UK businesses. Also known as SLA, Performance Agreement, Service Standards Agreement. Covers service metrics, uptime guarantees, response times, remedies, and escalation procedures. Structured following UK contract law for England and Wales.

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Who Needs a Service Level Agreement?

Essential for any business providing or receiving services where measurable performance standards matter.

💻
IT Service Providers
Uptime • Response times • Support levels
☁️
Cloud & SaaS
Availability • Data backup • Recovery
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Call Centres
Answer times • Abandonment • Resolution
🚚
Logistics Providers
Delivery times • Accuracy • Damage rates
🧹
Facility Services
Response times • Quality standards
🏢
Managed Services
Monitoring • Maintenance • Reporting
💼
Outsourced Functions
Payroll • HR • Finance
🤝
Any B2B Service
Where performance matters
Performance Standards

SLA Essentials

Define measurable targets with clear consequences

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Measurable Metrics

Define specific, quantifiable targets — uptime percentages, response times, resolution rates.

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Service Credits

Specify remedies when targets are missed — fee reductions that create accountability.

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Reporting

Regular performance reports let you track compliance and identify issues early.

A UK service level agreement should define measurable performance standards, uptime commitments, response and resolution times, monitoring methods, reporting frequency, and remedies for underperformance — vague SLAs provide no enforceable recourse.▼ Tap below to read more

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What Should an SLA Include?

A comprehensive Service Level Agreement should define measurable standards and consequences. Key elements include:

Essential SLA Components:

  • Service description: What services are covered by the SLA
  • Performance metrics: Specific, measurable targets (uptime, response times, etc.)
  • Measurement method: How metrics are calculated and monitored
  • Reporting frequency: How often performance is reported
  • Service levels: Different tiers (e.g. Priority 1, 2, 3 issues)
  • Exclusions: What doesn't count (scheduled maintenance, force majeure, client issues)
  • Service credits: Remedies when targets are missed
  • Credit calculation: How credits are calculated
  • Credit limits: Maximum credits per period
  • Escalation procedures: Who to contact for issues
  • Review process: How and when SLA is reviewed
  • Termination rights: Triggers for ending the agreement

Our template includes all essential SLA components with customisable metrics.

Without defined service levels, businesses cannot measure provider performance, enforce remedies for downtime, claim service credits, or terminate for persistent underperformance — leading to costly disputes with no benchmarks.▼ Tap below to read more

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Common SLA Metrics by Industry

IT & Cloud Services:

  • Uptime/Availability: 99.9% (8.76 hours downtime/year), 99.99% (52 minutes/year)
  • Response time: P1 Critical: 15-30 minutes, P2 High: 1-4 hours, P3 Medium: 8 hours
  • Resolution time: P1: 4 hours, P2: 8 hours, P3: 24-48 hours
  • Data backup: RPO (Recovery Point Objective), RTO (Recovery Time Objective)

Call Centres:

  • Answer time: 80% of calls answered within 20 seconds
  • Abandonment rate: Less than 5% of calls abandoned
  • First contact resolution: 70-80% resolved on first call
  • Customer satisfaction: CSAT score above 4.0/5.0

Logistics:

  • On-time delivery: 98% of orders delivered within promised window
  • Order accuracy: 99.5% of orders correct
  • Damage rate: Less than 0.5% of shipments damaged

This SLA template covers service definitions, performance metrics, availability targets, response times, escalation procedures, service credits, reporting requirements, review meetings, and termination triggers for persistent breaches.▼ Tap below to read more

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What's Included in Our Template

Comprehensive SLA Coverage:

  • ✓ Party identification
  • ✓ Definitions section
  • ✓ Service description
  • ✓ Service levels and priorities
  • ✓ Performance metrics table
  • ✓ Uptime/availability targets
  • ✓ Response time commitments
  • ✓ Resolution time targets
  • ✓ Measurement methodology
  • ✓ Reporting requirements
  • ✓ Service credit structure
  • ✓ Credit calculation method
  • ✓ Credit caps and limits
  • ✓ Exclusions (maintenance, force majeure)
  • ✓ Escalation procedures
  • ✓ Review and amendment process
  • ✓ Termination triggers
  • ✓ Governing law

Related documents: SLAs are typically used alongside Service Agreement (for commercial terms) and Terms of Business.

Common SLA mistakes include unmeasurable targets, missing monitoring provisions, no service credit mechanism, vague escalation procedures, and failing to define material breach thresholds that trigger termination rights.▼ Tap below to read more

Common SLA Mistakes

Mistakes That Weaken Your SLA:

  • Vague metrics: "Fast response times" isn't measurable — specify "4-hour response for Priority 1 issues"
  • No measurement method: How is uptime calculated? What counts as "downtime"? Define it clearly
  • Unrealistic targets: 100% uptime is impossible — even 99.99% allows 52 minutes downtime annually
  • No exclusions: Scheduled maintenance, client-caused issues, and force majeure should be carved out
  • Uncapped credits: Without limits, credits could exceed the contract value
  • Credits as only remedy: For repeated failures, termination rights may be appropriate
  • No reporting: Without regular reports, you won't know if targets are being met
  • No review process: Metrics should evolve as the service matures

Our template includes balanced provisions that courts recognise.

Frequently Asked Questions

What is a Service Level Agreement (SLA)?

A Service Level Agreement (SLA) is a contract that defines measurable performance standards for services. It specifies metrics like uptime, response times, and resolution times, along with remedies (usually service credits) if standards aren't met.

SLAs create accountability and clear expectations between service providers and clients.

What's the difference between an SLA and a Service Agreement?

A Service Agreement defines WHAT services will be provided and the commercial terms (scope, payment, liability).

An SLA defines HOW WELL those services will be delivered with measurable targets (uptime, response times, credits).

You typically need both — the Service Agreement for scope and payment, the SLA for performance standards. They can be separate documents or combined.

What metrics should an SLA include?

Common SLA metrics include:
Uptime/availability: e.g. 99.9%
Response time: e.g. 4-hour response for critical issues
Resolution time: e.g. 24-hour fix for high priority
First contact resolution rate
Customer satisfaction scores
Incident frequency limits

Choose metrics relevant to your service type.

What happens if SLA targets are missed?

SLAs typically include service credits — the provider credits a percentage of fees when targets are missed. For example, if uptime falls below 99.9%, the client might receive 10% credit on that month's invoice.

Repeated or severe breaches may trigger termination rights. Our template includes customisable remedy provisions.

Is an SLA legally binding?

Yes. When properly drafted and signed by both parties, an SLA creates legally binding obligations under UK contract law. The service credits and remedies are enforceable.

However, exclusions (force majeure, client-caused issues) typically apply. Our template is structured following UK commercial contract principles.

What if UK law changes after I purchase?

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