If you accidentally make a payment for the wrong tax period, the IRS will apply any overpayments to tax periods with balances due and send you a refund of the remaining amount. 

The most effective way to claim residency in Florida is to move there, start working, and establish a life in a Florida community. But it's not always that straightforward. Depending on where you live now, where you have other residences, and your long-term goals, the process can be a lot more complicated. 

IRS and state tax liens do not appear on credit reports – that means they don't affect your credit score, but they're public records, so they do affect your ability to borrow money. 

In California, the FTB may suspend your business if you don't pay or file your taxes. If suspended, your business cannot operate, but it also can't take any other actions, including selling assets, dissolving the company, entering into contracts, or defending itself in court (or bringing lawsuits against other parties). Suspension puts you into a state of limbo where you cannot operate, but you also can't really liquidate your assets and shut down either. 

Failure to collect sales tax as required can lead to penalties, personal liability for the unpaid tax, and even criminal exposure or loss of your business license. However, there is always a solution, and the sooner you reach out for help, the better. This article outlines the consequences of not collecting sales tax and how to get into compliance, so you know what to expect.