Solo SaaS business setup: records and questions before taking payments

What should you prepare before taking SaaS payments?

Record where you operate, who sells the service, what the customer buys, where customers are located, and how payments, refunds, and subscriptions work. Use those facts to investigate business registration, records, contracts, and tax questions in the relevant jurisdictions. This is a preparation checklist, not a determination of your legal structure, tax liability, or compliance status; it has not received specialist review.

Which official guidance applies to the business location?

For a US-based founder, the IRS starting-business checklist identifies business structure, tax-year selection, an employer identification number where applicable, and business taxes as matters to investigate. It also points out state-level requirements. It is not a worldwide registration guide. If you operate elsewhere, begin with your own national and local authorities rather than applying US steps to your situation.

• IRS checklist for starting a business: US scope

What records make advice easier?

Keep a transaction summary alongside source documents for sales, refunds, processor fees, subscriptions, and business expenses. Reconcile processor payouts with underlying transactions; the bank deposit alone may combine several different items. The IRS recordkeeping page describes keeping records that show income and expenses for US federal-tax purposes. Ask your adviser which records, retention periods, and accounting treatment apply to your own business.

• IRS recordkeeping guidance: US scope

Why do customer location and sales model matter?

Record whether a buyer is a business or consumer, where they are located, what service is supplied, and whether a payment provider or marketplace acts as seller. UK government guidance on digital services shows why customer location and business-versus-consumer status can matter for VAT analysis. It does not establish your treatment in every country. Ask a qualified adviser how the current rules apply before choosing collection settings or assuming a platform handles every obligation.

• UK guidance on digital services to consumers

Create an advice brief rather than copying a generic answer

Write down the operating location, proposed seller identity, customer regions, business or consumer mix, payment-provider role, expected transaction types, and planned support terms. Keep unresolved questions visible and record the dated answer from the appropriate authority or adviser. Use the pricing guide to explain the commercial offer and the privacy preparation guide to map actual data handling.

• Download a business setup questions brief