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Stamp automates SDLT calculations, reduces risk, and ensures compliance—giving conveyancers and brokers a seamless, stress-free way to handle tax assessments.
What stamp does.
What stamp does.
Stamp’s SDLT calculator is designed for conveyancers and mortgage brokers to automate tax calculations, assess transaction complexity, and minimise professional liability.
Unlike generic SDLT calculators that provide only a static number, Stamp’s system analyses complexity, flags risks, and generates a structured audit trail, ensuring compliance and reducing exposure to errors.
How it works.
How it works.
Calculates SDLT for both standard and non-standard cases.
Identifies complexity and flags high-risk transactions.
Generates a structured audit report to document compliance and risk assessment.
Stamp integrates with case management systems (CMS) to pull essential transaction details while allowing professionals to input property-specific data manually. To support efficiency, STAMP provides a client-friendly PDF questionnaire that aligns with the system’s questions, making it easier for professionals to collect accurate information from clients.
Benefits for conveyancers & brokers.
Benefits for conveyancers & brokers.
Eliminates professional liability – Reduces SDLT risk from professionals.
Advanced risk filtering – Instantly detects complex cases requiring expert review.
Regulatory compliance – Ensures all SDLT calculations align with legal guidelines.
Audit-ready reports – Provides structured documentation for every calculation.
Seamless CMS integration – Automatically stores results within the case file.
Time-saving automation – Reduces manual work, allowing professionals to focus on client service.
Benefits for clients.
Benefits for clients.
Transparent tax assessments – Provides a clear SDLT breakdown.
Prevents overpayments – Identifies potential reliefs that other calculators overlook.
Reduces transaction delays – Minimises errors that could disrupt completion.
Peace of mind – Certified tax advice ensures the correct SDLT is paid.
The process flow.
The process flow.
Enter property & cleint details
Enter property & cleint details
STAMP pulls key transaction data from the CMS and allows manual input of additional property details.
Automated complexity filtering
Automated complexity filtering
Determines if the transaction is standard or non-standard.
Instant SDLT estimation
Instant SDLT estimation
Standard cases: Displays a single SDLT figure with an optional advisory quote.
Non-standard cases: Provides a high-low SDLT banding, showing the possible range of SDLT liability.
PDF audit report generation
PDF audit report generation
Page 1: Summary of the SDLT amount or high/low tax band, and certified advice cost.
Page 2: A full audit trail detailing transaction specifics, responses, and timestamps.
Next steps for professionals
Next steps for professionals
Option 1: The client seeks independent tax advice.
Option 2: The case is referred to Stamp’s certified tax partners.
Option 3: The client declines further advice, and the professional proceeds using the HMRC calculator.
CMS compliance integration
CMS compliance integration
The completed SDLT report is automatically stored in the professional’s CMS.
Certified SDLT advice & ongoing support.
Certified SDLT advice & ongoing support.
For non-standard cases, professionals can refer the case to Stamp’s independent tax partners for certified SDLT advice.
How It Works:
How It Works:
Flexible turnaround times: Some cases are completed within an hour, while others align with the client's completion timeline.
Certified SDLT report provided: A final assessment outlining the confirmed SDLT liability.
Long-term compliance support: Stamps tax partners stands behind its advice for up to six years, ensuring professionals are protected if HMRC queries the transaction.
Stamp’s role is not about reducing SDLT—it’s about ensuring the correct tax is paid while working with the best advisers in the country, providing professionals with full compliance protection.
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