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Browse our complete library of free US legal calculators.

Calculate pro-rated rent for a partial month move-in or move-out.

Check the maximum late fee a landlord can legally charge in your state.

Calculate the required notice period before a landlord can file an eviction complaint.

Calculate the maximum legal rent increase in rent-controlled or rent-stabilized cities and states.

Calculate interest owed on a security deposit in states that require landlords to pay interest.

Estimate the cost to register your LLC as a foreign entity doing business in another state.

Estimate how quickly you'll receive an EIN from the IRS based on your application method.

Look up the cost to file a DBA (doing business as) fictitious name registration by state.

Look up the cost of a general business license in your state or city.

Check whether your sales volume creates economic nexus in a state requiring sales tax collection.