Message

Reception of tender time MUST have a granularity of secondsMUST have a granularity of seconds

Context
ubl:TenderReceipt/cbc:RegisteredTime
Test
matches(normalize-space(.),'^(([01][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9]|(24:00:00))(Z|(\+|-)((0[0-9]|1[0-3]):[0-5][0-9]|14:00))?$')
Usage
/ t020:TenderReceipt / cbc:RegisteredTime