How to Use "certify" with Example Sentences

1. The companies are required to obtain third-party audits to certify that they adhere to the standards .
2. Securities laws currently require research analysts to personally certify that their reports accurately reflect their views of a stock .
3. The intention is not to certify an actual aircraft , but for both sides to learn what will be required to do so .
4. In order to satisfy risk-averse aviation regulators , the researchers are working with britain 's civil aviation authority to certify a virtual pilotless aircraft for use in civil airspace .
5. If someone declares before an independent witness his intention of committing suicide , and two doctors certify that he is terminally ill , a person accompanying him abroad for that purpose should not face prosecution .