To search for USTA sanctioned tournaments held in 2021, visit https://playtennis.usta.com/tournaments.
Once you have found the tournament you would like to register for, you need to check whether the registration window is open. If the registration window is open, you can complete the registration process. This information is indicated under the event listing. Please check for available 2021 tournaments periodically as more will continue to be added.
Step One: Find the tournament you would like to register for and confirm the registration is open. To search for a tournament, visit https://playtennis.usta.com/tournaments. Once you've found the tournament and confirmed the registration is open, click on the tournament listing. You can click anywhere in the box to open the tournament and review the details.
Step Two: Select the events you wish to register for. You can click on an individual event for more information such as draw type, surface, etc. You may also review the registration rules at the top right of the tournament page.
To select an event, click on a price box. The event will be added to your checkout basket. If allowed, you can select as many events as you wish to add to your checkout basket.
Step Three: Once you have selected the events you want to register for, click GO TO CHECKOUT.
If you are not signed in to your USTA account, you will be asked to sign in. If you do not have a USTA account, you will need to create one.
Step Four: Select the players associated with your USTA account that will be entering the events. Please note, the player must have an active USTA membership to register for a tournament.
If the player doesn't meet the criteria for the tournament, the system will not allow them to register. The system will reference the details on the player's USTA account. If you believe there is an error, please contact either the Tournament Director or USTA Customer Care. If you are entering on behalf of someone else, you can add someone via your profile.
Below is an example of an eligibility error message.
Step Five: Once you are ready to pay, click Continue to Payment. You will be asked to confirm all entries and then you will be provided with the maximum potential charge.
A message will appear to explain that your credit card will not be charged until your entries are confirmed by the Tournament Director and you will receive an email confirmation at that time.
Step Six: Once you have confirmed the events, choose your method of payment, and then select Confirm Entries & Pay. Payments are made through Stripe, which is the payment provider chosen by the USTA. You will not be able to pay by cash or check as all payments from 2021 will be online. From here you will be presented with a screen to input your payment details.
The final price is determined depending on the number of events you have selected. Some Sections offer the option to apply for events outside of the age divisions, which means you may apply for more events.
Step Seven: Enter the details of the card and click Save Card - remember you are not paying at this time. Stripe is taking a pre-charge of the account. The card will be charged if you are selected by TD for the tournament. At which time you will receive a confirmation email from Stripe that a payment has been made and from the Tournament Director that you have been selected. 
You will be presented with a confirmation page and your entry is complete. Below is an example of what should display.
Post Registration: You will receive an email confirmation that you have registered. A check on your credit card will be made to ensure it is a valid account, however, no money will be taken until the selection process is completed and confirmed. If you do not receive an email within 12 hours of registration, please contact the Tournament Director.
The selection process takes place after the registration close date. The outcome of the selection process will be confirmed in an email to you.