| Party A | Party B | |---------|---------| | Signature: ___________ | Signature: ___________ | | Name: ___________ | Name: ___________ | | Title: ___________ | Title: ___________ | | Date: ___________ | Date: ___________ | | Element | Why It Matters | |---------|----------------| | Explicit reference to Original Contract | Prevents confusion about which agreement is being amended. | | Clear “before/after” values | For price, time, or quantity – always show original vs. new. | | Severability statement | If one part of this Act is invalid, the rest remains binding. | | Mutual consent language | Use “The Parties agree” rather than unilateral directives. | | No oral modifications clause | Stops future disputes over verbal side deals. | 4. Common Use Cases (Examples) Example 1 – Construction Project Original contract: $500,000 for foundation work. Act of Additional Contract: Add $120,000 for underground parking ventilation system. Extend deadline by 45 days. Example 2 – Software Development Original contract: 12-month SaaS implementation. Act of Additional Contract: Add 3 custom API integrations for $18,000. Monthly fee unchanged. Example 3 – Consultancy Services Original contract: 200 hours of strategy consulting. Act of Additional Contract: Reduce scope to 140 hours, lower fee by 30%, remove travel expense clause. 5. Warning & Disclaimer This content is for informational purposes only and does not constitute legal advice. Contract laws vary by jurisdiction. Always have any amendment reviewed by a qualified attorney, especially if it involves significant financial or performance changes.
, represented by [Representative Name & Title] , with registered address at [Address] (hereinafter “Party B”)
(Select applicable)
☐ [Specify] Article 2 – Relationship to Original Contract All terms of the Original Contract not expressly modified by this Act shall remain in full force and effect. In case of conflict, the provisions of this Act shall prevail. Article 3 – No Further Modifications The Parties confirm that no other amendments exist outside this Act and the Original Contract. Article 4 – Governing Law & Dispute Resolution (Optional – use if changing the original clause) This Act shall be governed by the same law and dispute resolution mechanism as the Original Contract. Article 5 – Execution This Act may be executed in two counterparts, each deemed an original.
the Parties have executed this Act of Additional Contract on the date last written below.
☐ [Describe new deliverables, tasks, or goods]
☐ [Describe new installment amounts and due dates]
☐ The total contract price is increased/decreased by [Amount + Currency] , resulting in a new total of [Amount] .