Simplify the following text for a Grade 9 native English-speaking person.
Original: Copyright law is different from country to country , and a copyright notice is required in about 20 countries for a work to be protected under copyright .
Simplified: People who copy a work that is protected under copyright without permission can be punished by the law , usually with a fine . In other , more serious cases , a person who copies a work that is protected under copyright could be arrested and go to prison .