Hi gtirta!
So you need a step-by-step on how to pay quarterly taxes? I've got you covered!
1. Estimate how much you need to pay.
TurboTax has tools for this. Check out the Self Employment Tax Calculator or TaxCaster Tax Calculator.
2. Decide how to pay.
You can send a check via snail mail, or pay online.
3. Pay.
Go directly to the IRS website here, or to your state website to make the payment. Or, you can mail a check with the payment voucher that you can get TurboTax to generate for you.
Here are a few articles relevant to your question.
A Guide to Paying Quarterly Taxes
Estimated Taxes: How to Determine What to Pay and When
