DAS Payment Scheduler MCP for AI. Know your tax deadlines, even when holidays mess with the calendar.
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DAS Payment Scheduler manages Brazilian Simples Nacional tax payments automatically. It generates an annual calendar, calculating precise deadlines by adjusting for national holidays and weekends.
Need to know if your payment date shifted because of a bank holiday? Or find out which taxes are already late? This tool handles the complex rules so you don't get hit with penalties.
What your AI can do
Generate annual schedule
Maps out every required DAS payment date for an entire fiscal year.
Inspect holiday impact
Shows exactly why a specific tax payment was moved, pointing to holidays or weekends.
Identify overdue periods
Checks the current date and flags any months where the DAS payment deadline has already passed.
Builds a full, year-long payment schedule for all required DAS contributions.
Determines if a specific tax deadline was moved due to national holidays or weekends.
Flags any months where the required tax payment deadline has already passed.
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DAS Payment Scheduler MCP: 3 Tools
These three tools let you generate a complete payment calendar, confirm tax deadlines shifted due to holidays, or identify any payments that are already overdue.
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Add this MCP to Claude, Cursor, or Windsurf and your AI stops guessing. It gets real tools to look things up, take action, and handle the stuff you keep doing by hand.
Start using DAS Payment Scheduler on VinkiusGenerate Annual Schedule
Maps out every required DAS payment date for an entire fiscal year.
Inspect Holiday Impact
Shows exactly why a specific tax payment was moved, pointing to holidays or weekends.
Identify Overdue Periods
Checks the current date and flags any months where the DAS payment deadline has...
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Works with Claude, ChatGPT, Cursor, and more
The Model Context Protocol standardizes how applications expose capabilities to LLMs. Instead of operating in isolation, your AI gains direct access to external platforms, live data, and real-world actions through secure, standardized connections.
This connection provides 3 powerful capabilities that interface natively with Claude, ChatGPT, Cursor, and other compatible AI platforms. No middleware. No custom integration required.
Dealing with tax deadlines used to feel like an endless guessing game.
Before this tool, figuring out your DAS payment schedule meant a lot of clicking. You'd have to check government websites for holiday calendars; then you’d open a spreadsheet and manually count backward from the 20th, checking if that date landed on a Saturday or Sunday.
With this MCP, all that complexity goes away. You simply ask your agent for the annual schedule. The system handles the federal holidays and weekend shifts automatically—you just get the final, compliant due date.
The DAS Payment Scheduler delivers complete tax visibility.
You no longer have to manage multiple tabs or worry about which rule applies to which month. It compiles the entire picture for you, letting you see both the full year's plan via generate_annual_schedule and a real-time status check using identify_overdue_periods.
The result is certainty. You get precise tax compliance dates without having to become an expert in Brazilian civil law.
What your AI can actually do with this
Managing Brazilian tax compliance shouldn't feel like an academic exercise in calendar theory. The DAS Payment Scheduler is built for entrepreneurs who need to keep up with their Simples Nacional obligations without manual headache. It automatically calculates your required payment deadlines, adjusting the standard 20th of the month if it falls on a weekend or federal holiday.
This means you get accurate dates every single time.
Want to see your entire tax year laid out? Use this MCP's core function to view an annual plan at a glance. If you ever wonder why a payment date moved, there’s a specific check to trace the exact reason—whether it was a weekend or a holiday. And if you just need to know where you stand right now, another tool flags any months where the deadline has already passed.
It’s this level of specialized compliance that makes Vinkius the go-to place for running complex tools like this.
019ee7e2-a112-73b0-9378-f1c5fd9144eb Here's how it actually works
The bottom line is you get a reliable tax calendar that accounts for local regulatory shifts, saving you from manual calculation errors.
Input the year you need to plan for or check compliance against.
The MCP calculates all standard deadlines, then cross-references them with Brazilian national holidays and weekends, adjusting dates as required by law.
You receive a clear schedule showing both future payments and any immediate overdue periods.
Who is this actually for?
Small to medium-sized business owners, accounting firms, and compliance officers in Brazil. If your daily work involves managing Brazilian tax deadlines or payroll, this MCP is for you. It takes the guesswork out of complex federal regulations.
Uses the scheduler to generate annual reports and verify that all client payment dates are accurate against holiday calendars.
Runs checks to see if any tax payments are overdue, letting them know immediately which compliance gaps need filling up.
Generates full payment schedules for multiple clients at once, proving due diligence and accurate date handling.
What Changes When You Connect
Never miss a payment because of an unannounced federal holiday. The system calculates shifts automatically based on Brazilian law.
Get immediate status checks using identify_overdue_periods to see exactly which months are late right now.
Stop guessing about compliance: use generate_annual_schedule to view your entire tax year plan in one place.
When a date changes, you need to know why. inspect_holiday_impact gives clear reasons—weekend or holiday—every time.
Saves hours of manual spreadsheet work that would otherwise be spent cross-referencing calendars and government rules.
See it in action
The Annual Planning Check
A consultant needs to draft tax advice for a client starting fresh. They run generate_annual_schedule to get the full picture, ensuring they account for every single payment date across 12 months.
Urgent Overdue Audit
A business owner is worried about tax penalties today. They immediately call identify_overdue_periods to get a list of all missed deadlines, letting them know exactly what needs paying right away.
Investigating a Date Change
The client noticed the May 20th payment date was different from last year. They use inspect_holiday_impact to confirm that no national holiday affected this specific month, giving them peace of mind.
The honest tradeoffs
Using a generic calendar tool
Relying on Google Calendar or simple spreadsheet formulas for tax dates.
Use the DAS Payment Scheduler MCP. These tools don't account for specific Brazilian federal holidays or legal date shifts; this MCP handles that complexity.
Manually updating spreadsheets
Spending hours manually adjusting payment deadlines every time a new holiday is announced.
Run generate_annual_schedule. It keeps the entire year updated automatically, so you don't have to babysit the spreadsheet.
Checking compliance piecemeal
Only checking payments for 'this month,' and then having no idea if previous months were actually late.
Run identify_overdue_periods first. It gives you a clean list of all past due dates, so nothing slips through the cracks.
When It Fits, When It Doesn't
Use this MCP if your primary pain point is regulatory compliance for Brazilian Simples Nacional taxes, and date accuracy is non-negotiable. You need to know not just when to pay, but why that date might have moved. If you only need a basic annual calendar without considering specific holiday shifts or current overdue status, then a simple spreadsheet tool will suffice. But if the law—the holidays, weekends, and due dates—is your problem, this MCP is the right fix.
Questions you might have
How does generate_annual_schedule work for my taxes? +
It generates a full payment timeline for the Simples Nacional DAS contributions across all 12 months. It shows you exactly what's due and when, so you can plan ahead.
What if I need to know why my tax date changed? Use inspect_holiday_impact. +
The inspect_holiday_impact tool tells you the exact reason for a date shift. It specifies whether the change was due to a weekend or a national holiday.
How can I check if any payments are late right now? Use identify_overdue_periods. +
identify_overdue_periods checks against today's date and immediately flags every tax period that has passed its deadline. It keeps you compliant, fast.
Does the DAS Payment Scheduler handle yearly changes? +
Yes. You can use generate_annual_schedule to view a full year’s plan, which accounts for standard shifts and predictable holidays throughout that period.
What input years does `generate_annual_schedule` require? +
It requires a defined start and end year range. You specify these parameters to ensure the schedule covers exactly the tax periods you need, preventing gaps or unnecessary calculations.
Can `identify_overdue_periods` handle future dates? +
No, this tool only identifies deadlines that have already passed. If you check a month that hasn't reached its deadline yet, it will return an empty list and confirm the period is current.
Are there usage limits when I call `inspect_holiday_impact`? +
No specific rate limits are published for this MCP. However, running a very high volume of calls in quick succession may cause your agent to pause briefly to manage the API requests efficiently.
Is this DAS Payment Scheduler limited only to Simples Nacional taxes? +
Yes. The service is built specifically for Brazilian entrepreneurs operating under the Simples Nacional tax regime. It does not calculate or track payments from other tax frameworks.
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