How much payroll funding should you borrow?
Size the request to the gap, not to a round number. For each pay period until the expected cash arrives, add gross wages, the employer share of payroll taxes, benefit contributions and your payroll provider's fees. If a large customer payment is due in three weeks and you run payroll every two weeks, you may need to cover two cycles, not one. Add a modest buffer in case that payment slips, but borrowing well beyond the gap only adds cost and makes it tempting to spend the extra elsewhere.
Also check when your payroll provider actually debits your account. Many pull funds one or more business days before payday, so the money needs to land earlier than the date on the paychecks. Lenders may also deduct fees from the amount they send you, so confirm the net funded amount covers what you need.
Why you should never skip payroll tax deposits to make payroll
When cash is tight, some owners pay net wages and hold back the withheld taxes, planning to catch up next month. This is one of the most expensive mistakes a small business can make. Income tax and FICA withheld from employees are trust fund taxes, and the IRS can assess the Trust Fund Recovery Penalty against the individuals responsible for paying them, which can make the liability personal.
Missed deposits also bring penalties and interest, and a federal tax lien can make future financing much harder to get. Even a relatively costly short-term product is usually a better choice than falling behind on payroll taxes. If you are already behind, talk to a tax professional before you borrow, because many lenders check for liens.
Red flags in a payroll funding offer
Urgency makes payroll borrowers easy targets. Be cautious with any offer that quotes only a factor rate or a payment amount without showing total repayment, starts daily debits before your receivables land, or pushes you to sign the same day without time to read the contract. Ask directly for the total payback, payment frequency, net amount funded and what happens if you pay early.
Be especially careful about taking a second advance on top of an existing one to cover the next payroll. Stacked payments can consume the very cash flow you need for the following cycle, which turns a one-time timing gap into a recurring problem.