WASHINGTON — Here are requirements that mid-sized businesses — those with at least 25 employees — must meet to comply with the Americans with Disabilities Act:

Remove physical and communication barriers.

Provide “reasonable” accommodations, such as special equipment, interpreters or flexible working hours.

Remove job application questions on illnesses, injuries, disabilities and worker’s compensation claims.

Remove unrelated physical requirements from job descriptions.

Limit medical examination reports to job-related concerns.