Startups & Founders + Self-Assessment Tax Return: The Challenge
As startup founder, preparing bank statements for self-assessment tax return is a common but time-consuming task. Self-assessment requires reviewing a full year of bank transactions to identify income, allowable expenses, and taxable events. Doing this manually from PDFs takes hours.
How BankScan AI Helps Startups & Founders with Self-Assessment Tax Return
Convert your startup bank statements to clean spreadsheets for investor reporting, burn rate analysis, and quick reconciliation without hiring a bookkeeper. For self-assessment tax return specifically, BankScan AI extracts Self-employment income, rental income, interest earned, dividend receipts, allow automatically.
How Startups & Founders Handle Self-Assessment Tax Return
When preparing bank statements for self-assessment tax return, startups & founders need to Startup founders download bank statements to calculate monthly burn rate, prepare cash runway reports for board meetings, reconcile Stripe or payment . BankScan AI automates the data extraction step.
Key terms you'll encounter: burn rate, cash runway, MRR, unit economics.
How It Works
Upload bank statement PDFs
Supports all major banks. Upload Full tax year (6 April to 5 April), so 12 months of statements of statements for self-assessment tax return.
AI extracts what you need
Our AI extracts Self-employment income, rental income, interest earned, divi — formatted for startups & founders workflows.
Complete your self-assessment tax return work
Download Excel files ready for self-assessment tax return. Transactions categorised by SA100 box number or trade income/expense type; annual totals per category for direct entry into tax return
Supported Banks
BankScan AI works with all major UK and US banks, including:
Features for Startups & Founders — Self-Assessment Tax Return
- Built for Startups & Founders — Saves founders 2-3 hours per month on financial reporting, freeing time for product development and fundraising rather than manual data entry
- Software compatible — Output works directly with Xero, Fathom, Mercury
- Built for Self-Assessment Tax Return — Convert 12 months of bank statements to Excel in minutes. Filter, sort, and categorise transactions to identify income and allowable expenses for your SA100.
- Key data extracted — Self-employment income, rental income, interest earned, dividend receipts, allowable business expenses by category, capital gains proceeds
Compliance: Startups & Founders + Self-Assessment Tax Return
When startups & founders prepare bank statements for self-assessment tax return, specific compliance requirements apply.
- Startups with SEIS/EIS investment must maintain accurate financial records to preserve investor tax relief eligibility. Companies House requires annual accounts, and HMRC requires corporation tax returns. During funding rounds, investors conduct financial due diligence that requires clean, reconciled bank records.
- Legal basis: Taxes Management Act 1970 sections 8-12; HMRC record-keeping requirements under SA BK3 guidance
Self-Assessment Tax Return — Built for Startups & Founders
Paper returns due 31 October, online returns due 31 January following the tax year; late filing triggers automatic penalties starting at 100 GBP
Try Free — Startups & Founders + Self-Assessment Tax Return