Is a KBN licence the same as a national competition licence?
No. The KBN licence is your ranking licence. Many countries or events also require a national federation or commission licence to compete; check the rules where the event takes place.
Related questions
Answers follow the published KBN rules. The verify page is the authority for any licence or certificate, and where the rules do not cover a case, the Ranking Committee decides. Helpful counters on this demo site started from sample values.