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Free 30-min Web3 Consultation
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View Audit Services
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Full-Stack Web3 dApp Development
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LABS
Services

Move-Powered Merchant Tax Calculation for Aptos

Deploy a verifiable, on-chain tax calculation module for your Aptos payment application. Leverage Move's security to automate sales tax/VAT on crypto transactions, ensuring immutable compliance.
Chainscore © 2026
overview
PROTOCOL ENGINEERING

Custom Blockchain Development

Build secure, high-performance blockchains and L2 solutions tailored to your business logic.

We architect and deploy custom blockchain networks that solve specific business problems, not generic ones. Our development delivers production-ready mainnets, sidechains, and application-specific rollups in 8-12 weeks.

  • Custom Consensus & EVM Compatibility: Design with Tendermint, Substrate, or optimized EVM environments (Arbitrum Nitro, OP Stack).
  • Enterprise-Grade Security: Formal verification, multi-sig governance, and comprehensive audit trails.
  • Proven Infrastructure: Battle-tested node operation, cross-chain bridges, and explorer dashboards.

Move from concept to a live, secure network with a dedicated team of protocol engineers. We handle the complexity so you can focus on your product.

key-features-cards
MOVE-POWERED INFRASTRUCTURE

Core Features of Our Aptos Tax Module

A purpose-built, on-chain tax calculation engine designed for high-volume merchants. We handle the complexity so you can focus on growth and compliance.

01

Real-Time Tax Calculation

Compute multi-jurisdiction sales tax, VAT, and GST in real-time for every transaction on the Aptos blockchain. Our Move smart contracts integrate directly with your payment flow for instant, accurate tax determination.

< 100 ms
Calculation Latency
Global
Jurisdiction Coverage
02

Automated Compliance & Reporting

Automatically generate audit-ready tax reports (e.g., VAT returns, 1099-K equivalents) and maintain immutable compliance logs on-chain. Simplify your financial operations and regulatory filings.

Automated
Report Generation
On-Chain
Audit Trail
03

Secure & Audited Move Code

Our core tax logic is implemented in Move, Aptos's native language, ensuring formal verification benefits and resource safety. The module undergoes regular third-party security audits.

Move VM
Native Security
Third-Party
Security Audits
04

Seamless Merchant Integration

Deploy our pre-built, customizable tax module into your dApp's smart contract suite within days. We provide comprehensive SDKs and documentation for a frictionless integration process.

< 2 weeks
Typical Deployment
Full SDK
Developer Support
05

Dynamic Rule Engine

Easily manage complex, ever-changing tax rules (product categories, location-based rates, exemptions) through a secure admin interface without requiring contract redeployment.

Configurable
Tax Rules
No Redeploy
Live Updates
06

High-Volume Transaction Support

Architected for scale, handling thousands of transactions per second (TPS) on the Aptos blockchain. Built-in gas optimization ensures cost-efficiency for high-frequency merchant use cases.

Aptos Scale
Throughput
Optimized
Gas Costs
benefits
TANGIBLE RESULTS

Business Outcomes for Your Payment Platform

Deploying a Move-powered tax engine on Aptos delivers measurable advantages, from cost savings to enhanced compliance. Here’s what our solution guarantees for your business.

01

Real-Time Tax Compliance

Automated, jurisdiction-specific tax calculation at the point of transaction. Eliminates manual reconciliation and ensures adherence to global tax laws with every payment.

100+
Jurisdictions Supported
Real-time
Calculation
02

Reduced Operational Overhead

Replace manual accounting processes with a fully automated, on-chain tax ledger. Slash administrative costs and eliminate human error in tax reporting and settlement.

Up to 70%
Cost Reduction
Zero Manual
Reconciliation
03

Faster Settlement & Liquidity

Leverage Aptos's sub-second finality. Tax obligations are settled atomically with the payment, unlocking capital faster and improving your platform's cash flow.

< 1 sec
Finality
Atomic
Settlement
04

Audit-Ready Transparency

Every tax calculation and payment is immutably recorded on-chain. Provide regulators and auditors with a verifiable, tamper-proof audit trail in seconds.

Immutable
On-Chain Record
Full Traceability
Per Transaction
05

Enhanced Developer Velocity

Integrate a production-ready tax module via a simple API. Our Move modules are fully audited and documented, accelerating your time-to-market by weeks.

< 2 weeks
Integration Time
Audited
Move Modules
06

Scalable Global Expansion

Our engine is designed for multi-chain, multi-currency operations. Seamlessly add new payment methods and regions without rebuilding your core tax logic.

Multi-Chain
Architecture
Unlimited
Currencies
Make an Informed Infrastructure Decision

Build vs. Buy: Aptos Tax Solution Analysis

A detailed comparison of the total cost, risk, and time investment required to build a compliant tax calculation engine in-house versus partnering with Chainscore Labs.

FactorBuild In-HouseChainscore Managed Service

Development Timeline

6-12 months

4-8 weeks

Initial Audit & Security Review

High (Unaudited Risk)

Low (Pre-Audited, Battle-Tested)

Core Move Module Library

Build from scratch

Pre-built, extensible modules

Ongoing Compliance Updates

Your team's responsibility

Included with service

Integration Complexity

High (Requires deep Aptos/Move expertise)

Managed via API & SDK

Total Year 1 Cost (Engineering + Ops)

$250K - $600K+

$75K - $200K

Time to First Revenue

Delayed 6+ months

Accelerated to < 2 months

Infrastructure & Monitoring Overhead

Significant DevOps burden

Fully managed 24/7

Support & Incident Response

Internal on-call

SLA-backed (99.9% Uptime)

how-we-deliver
TRANSPARENT & PREDICTABLE

Our Delivery Process: From Audit to Mainnet

A structured, milestone-driven approach that de-risks your project and ensures a secure, production-ready deployment on Aptos.

01

1. Discovery & Architecture

We conduct a technical deep-dive to define your tax logic, map data sources, and architect a scalable, gas-efficient Move module structure tailored for merchant operations.

1-2 weeks
Timeline
100%
Requirements Locked
02

2. Secure Move Development

Our certified Move developers build your core tax calculation engine using formal verification patterns, ensuring mathematical correctness and on-chain data integrity from day one.

Aptos Move
Framework
Formal Specs
Methodology
03

3. Rigorous Security Audit

Every line of Move code undergoes internal review followed by an external audit with partners like Ottersec or Zellic, focusing on financial logic and state safety.

2+ Audits
Layers
0 Critical
Guarantee
04

4. Testnet Deployment & Simulation

We deploy to Aptos Testnet and Devnet, executing comprehensive integration tests with simulated high-volume transaction loads to validate performance under stress.

>10k TPS
Load Tested
100%
Scenario Coverage
05

5. Mainnet Launch & Monitoring

Managed deployment to Aptos Mainnet with real-time monitoring dashboards, alerting, and performance analytics to ensure system health from launch.

< 1 hour
Deployment Window
24/7
Launch Support
06

6. Ongoing Support & Upgrades

Post-launch, we provide SLA-backed maintenance, protocol updates, and feature enhancements to keep your system compliant and competitive.

99.9% SLA
Uptime
< 4 hrs
Response Time
Move-Powered Tax Engine

Frequently Asked Questions

Get clear answers about our Aptos-based tax calculation service, from development to deployment and ongoing support.

A standard deployment for a Move-powered merchant tax calculation module takes 4-6 weeks from kickoff to mainnet launch. This includes 2 weeks for requirements analysis and smart contract architecture, 2-3 weeks for development and unit testing, and 1 week for security review and deployment. Complex integrations with existing payment systems or multi-chain logic may extend this timeline, which we scope and quote upfront.

ENQUIRY

Get In Touch
today.

Our experts will offer a free quote and a 30min call to discuss your project.

NDA Protected
24h Response
Directly to Engineering Team
10+
Protocols Shipped
$20M+
TVL Overall
NDA Protected Directly to Engineering Team
Move-Powered Aptos Tax Module | Chainscore Labs | ChainScore Guides