To download your NMMS hall ticket and check your seat number, follow these steps:

- Visit the official website of your state's SCERT (State Council of Educational Research and Training).

- Look for the "NMMS Admit Card" or "NMMS Hall Ticket" link on the homepage.

- Click on the link and enter your application number, name, or username and password.

- Submit the details to download your NMMS hall ticket.

Your NMMS hall ticket will contain important details such as:

- Candidate's Name: Your name as registered for the exam.

- Father's Name: Your father's name as registered for the exam.

- Postal Address: Your postal address as registered for the exam.

- Pin Code: Your pin code as registered for the exam.

- Name of School: The name of your school.

- Date and Time of Exam: The date and time of the NMMS exam.

- Exam Centre: The address of your exam centre.

- Seat Number: Your unique seat number for the exam.

Make sure to check all the details carefully and contact the authorities immediately if you find any discrepancies.