
Economic Nexus: A State by State Reality
There is no single national rule. Here is how to think about nexus across many states.
Practical, honest advice from the team behind ShopTaxie, written to help you do this well.

There is no single national rule. Here is how to think about nexus across many states.

Crossing a threshold is easy to miss. Here is how to see it coming.

Once you have nexus, registration is the next move. Here is how the process generally goes.

States do not all want returns at the same time. Here is how filing frequency works.

Selling everywhere sounds like a compliance nightmare. It does not have to be. Here is how to stay calm.

Not every sale is measured the same way. Here is what actually goes into the count.

There is a right moment to register in a state. Here is how to recognize it.

If you missed nexus in the past, there is a path forward. Here is the idea behind voluntary disclosure.

Sales tax is a good place to get help. Here is how to make that partnership work.

Marketplace facilitator laws shift collection to the platform, but they do not always remove those sales from your own threshold math. Here is how to think it through state by state.

Physical presence never went away when economic nexus arrived. Stock you own in someone else's building is one of the most common, and most overlooked, ways to trigger it.

A single hire relocating can create physical nexus, payroll obligations, and a filing calendar you did not plan for. Here is the sequence to follow in the first month.

Dropping under a threshold does not automatically end your obligations. Trailing nexus rules, open filing periods, and the practical cost of re-registering all factor into whether to keep the account or close it.

Nexus tells you where you must look. Taxability tells you whether there is anything to collect. For software subscriptions, the second question is often the harder one.

A return with nothing on it feels pointless. States disagree, and the consequences of skipping it are out of proportion to the effort of filing it.

The envelope looks harmless. The answers you give can establish nexus, set an effective date, and shape any audit that follows. Treat it as the legal document it is.

Deadlines, frequencies, prepayments, and portals all differ by state. A calendar that survives contact with reality needs more than a list of due dates.

In most states one registration and one return handle every local rate. In home rule states, cities and parishes administer their own tax, and your state permit does not reach them.

A resale certificate from a state where you have no registration is still worth keeping, and the sale behind it still counts toward that state's threshold. Here is the process that keeps both straight.

Delivery charges are taxable in some states, exempt in others when separately stated, and often taxable in full when shipping and handling share one line. Here is how to set it up once and be right.