The following are the national records in athletics in the Czech Republic maintained by the Czech Athletics Federation (ČAS).
Outdoor
Key to tables: Awaiting ratification Record not kept by ČAS
+ = en route to a longer distance
ht = hand timing
# = not ratified by federation
mx = mark was made in a mixed race
OT = oversized track (> 200m in circumference)
References
List of Czech records in athletics Wikipedia(Text) CC BY-SA