https://docs.google.com/forms/d/e/1FAIpQLSdTSE3OBxxfaPzAl1SAO-K6mq3Pki1gqj6qa41-BWHdj4OEvg/viewform?usp=sf_link
These deadlines are set in Tabroom for technical purposes. Always consult the invitation or tournament notices for official policies about deadlines and procedures.