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Addendum To Subcontract Agreement

Addendum To Subcontract Agreement Template for England and Wales

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Key Requirements PROMPT example:

Addendum To Subcontract Agreement

"I need an Addendum To Subcontract Agreement to extend our mechanical installation subcontractor's scope to include additional HVAC works valued at £250,000, with a three-month extension to the completion date until March 2025."

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Document background
An Addendum To Subcontract Agreement is utilized when parties need to modify their existing contractual relationship without creating an entirely new agreement. This document, governed by English and Welsh law, is commonly used in construction and engineering projects where scope changes, payment adjustments, or timeline modifications are required. It maintains the original agreement's framework while incorporating specific amendments, ensuring compliance with UK construction legislation and maintaining legal certainty for all parties involved.
Suggested Sections

1. Parties: Identifies the parties to the addendum, including the original contracting parties

2. Background: References the original agreement and explains the need for the addendum

3. Definitions: Defines new terms or modifications to existing definitions

4. Amendments: Details specific changes to the original agreement

5. Confirmation: Confirms all other terms remain unchanged

6. Execution: Signature blocks and execution formalities

Optional Sections

1. Additional Services: Used when scope of work is being modified to add or remove services from original scope

2. Revised Payment Terms: Used when payment terms are being altered from the original agreement

3. Time Extensions: Used when project duration or timeline is being modified

4. Additional Warranties: Used when additional guarantees or warranties are required beyond the original agreement

Suggested Schedules

1. Schedule of Amendments: Detailed list of specific clause modifications to the original agreement

2. Revised Pricing Schedule: Updated rates and prices applicable to the modified agreement

3. Modified Programme: Revised project timeline showing updated milestones and completion dates

4. Additional Specifications: New technical requirements and specifications for modified scope of work

Authors

Alex Denne

Head of Growth (Open Source Law) @ tiktok³ÉÈË°æ | 3 x UCL-Certified in Contract Law & Drafting | 4+ Years Managing 1M+ Legal Documents | Serial Founder & Legal AI Author

alex.den.21@genieai.co
Relevant legal definitions















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Relevant Industries
Relevant Teams
Relevant Roles
Industries

Housing Grants, Construction and Regeneration Act 1996: Key construction legislation governing payment provisions, adjudication rights, and notice requirements in construction contracts

Supply of Goods and Services Act 1982: Regulates quality of service, reasonable care and skill requirements, and reasonable time and price provisions in service contracts

Contracts (Rights of Third Parties) Act 1999: Governs third-party rights and enforcement provisions in contractual relationships

Late Payment of Commercial Debts (Interest) Act 1998: Regulates interest provisions and payment terms for commercial transactions

Common Law Contract Formation Principles: Legal principles covering consideration, intention to create legal relations, and offer and acceptance requirements

Common Law Variation Principles: Legal principles governing contract variations, including consideration requirements and authority to vary

Construction Industry Scheme (CIS) Regulations: Tax regulations specific to the construction industry affecting payment and reporting requirements

Health and Safety at Work Act 1974: Primary legislation governing workplace safety and health requirements

Construction (Design and Management) Regulations 2015: Specific regulations governing health, safety and welfare in construction projects

Data Protection Act 2018: Legislation governing the processing and handling of personal data

Modern Slavery Act 2015: Legislation addressing supply chain transparency and modern slavery prevention requirements

Bribery Act 2010: Anti-corruption legislation affecting commercial relationships and corporate compliance requirements

Teams

Employer, Employee, Start Date, Job Title, Department, Location, Probationary Period, Notice Period, Salary, Overtime, Vacation Pay, Statutory Holidays, Benefits, Bonus, Expenses, Working Hours, Rest Breaks,  Leaves of Absence, Confidentiality, Intellectual Property, Non-Solicitation, Non-Competition, Code of Conduct, Termination,  Severance Pay, Governing Law, Entire Agreemen

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