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Automated Pennylane VAT Filing Prep

Every Monday, WebRun opens Pennylane, lists the supplier invoices, sales invoices, and transactions still missing or unmatched for the open accounting period, texts you how many days are left before the VAT declaration is due, and drafts a chase email for every gap.

Runs on WebRun · Strict Lockdown policy
Every Monday at 8:00 AM WebRunorchestrates each step
1 Pennylane find missing period documents
2 Twilio text the filing countdown
3 Gmail draft the chase emails
In short

How do I check my books are complete before the VAT return is due?

WebRun opens Pennylane every Monday, checks which supplier invoices, sales invoices, and transactions are still missing or unmatched for the open accounting period, texts you through Twilio how many days are left before the VAT declaration is due, and drafts a Gmail chase email for each gap, so your accountant is never blocked at the last minute.

  • Missing period documents surface weeks before the filing date, not the night before
  • Chase emails are written for you and wait in Drafts for one click
  • Your accountant starts the declaration with a complete period

Built for finance leads · small business owners · accounting firms · bookkeepers

Step by step

What does WebRun do on every run?

The exact actions WebRun takes, in order - in plain language, so you can adjust anything.

  1. WebRun signs in and gets to work

    Opens app.pennylane.com in a real browser with your saved login - no setup, no API keys.

  2. 1
    Pennylane - find missing period documents
    pennylane.com
    WebRun in Pennylane: find missing period documents
    WebRun opens Pennylane to find missing period documents.
    • Open Pennylane and select the open accounting period
    • List supplier invoices and sales invoices that have no document attached
    • Note transactions still waiting to be matched to a document
    • Record the counterparty, the amount, and the date on each gap

    Done when Every missing or unmatched document in the open period is listed with its counterparty and amount.

  3. 2
    Twilio - text the filing countdown
    twilio.com
    WebRun in Twilio: text the filing countdown
    WebRun opens Twilio to text the filing countdown.
    • Count the open gaps and the days left before the VAT declaration is due
    • Send a short SMS to your own saved finance number with the count and the deadline
    • Text only the internal numbers on your list. No supplier or customer is ever texted

    Done when You have a text with the gap count and the days left before filing.

  4. 3
    Gmail - draft the chase emails
    gmail.com
    WebRun in Gmail: draft the chase emails
    WebRun opens Gmail to draft the chase emails.
    • Draft a short, polite request to each supplier or client for the missing document
    • Attach the reference, the date, and the amount so they can find it fast
    • Leave every message in Drafts. You read them and press send

    Done when A chase email sits in Drafts for each missing document, none of them sent.

Run settings

How is each run configured?

Starting pageWhere Chrome opens at the start of each run
app.pennylane.com
ScheduleRuns automatically on this cadence
Every Monday at 8:00 AM
DeliveryHow each run's result reaches you
VAT readiness list · Twilio SMS
OutputWhat each run produces - A weekly readiness list of missing supplier and sales documents for the open period, with days left before the VAT filing date.
Text
Setup & safety

Secure by default

Connect once, stays signed in

WebRun signs in once and keeps each session in a persistent environment, so every run picks up right where it left off.

Your credentials stay in your own private environment - WebRun never stores your passwords.
Strict Lockdown

Every action is checked against this policy before it runs.

Domains ALLOWLIST
Typed input ALLOW
Shell command BLOCK
File uploads BLOCK
Runs in a contained environment More on policies
Good to know

Questions, answered

Will it email my suppliers without me?

No. Every chase email is left unsent in Gmail Drafts for you to read and send. WebRun writes the request, you decide whether it goes out.

Does it file the VAT declaration?

No. WebRun only reports what is still missing from the open period in Pennylane. Preparing and submitting the declaration stays with you and your accountant.

What if a document arrives mid-week?

It reads the live state of the period in Pennylane on every run, so anything attached or matched since last Monday drops off the list on its own.

Put this on autopilot.

Turn it on in minutes - or have our team set it up for you.