Fire Officer Question: Tell me if I do not pass a practical skills examination, can I retake it? Fire Safety Interview QuestionAnswer: This differs slightly for each certification level. Please refer to the appropriate certification booklet for clear examination requirements. Previous QuestionNext QuestionTell me how long do I have to submit my completed Fire Officer practical skills book?Suppose if I am a certified Fire Investigator, Fire Inspector, or Fire Service Instructor do I need to re-certify to keep my certification current?