6. Contract Introduction Policy for USDT-Margined Option Expiries – Help Center | BIT

USDT Options	Daily	Weekly	Monthly	Quarterly
BTC	Today Next day The day after the next	Current week Next week The week after the next	Current month Next month	Current quarter Next quarter
ETH	Today Next day The day after the next	Current week Next week The week after the next	Current month Next month	Current quarter Next quarter
BCH	-	Current week Next week The week after the next	Current month Next month	Current quarter Next quarter
ADA	-	Listing time: 8:01(UTC) every Thursday Expiry: expire in two weeks on Friday	Listing time: 8:01(UTC) on the last Thursday of every month Expiry: expire in one month on the last Friday	-
TON	-	Listing time: 8:01(UTC) every Thursday Expiry: expire in three weeks on Friday	-	-
1MLADYS	Listing time: 8:01(UTC) every day Expiry: expire in two days	Listing time: 8:01(UTC) every Thursday Expiry: expire in one week on Friday
FIL	-	Listing time: 8:01(UTC) every Thursday Expiry: expire in one week on Friday	Listing time: 8:01(UTC) on the last Thursday of every month Expiry: expire in one month on the last Friday	-
XRP	-	Listing time: 8:01(UTC) every Thursday Expiry: expire in two weeks on Friday	Listing time: 8:01(UTC) on the last Thursday of every month Expiry: expire in one month on the last Friday	Listing time: 8:01(UTC) on the last Thursday of every Quarter Expiry: expire in one quarter on the last Friday
SOL	-	Listing time: 8:01(UTC) every Thursday Expiry: expire in three weeks on Friday	Listing time: 8:01(UTC) on the last Thursday of every month Expiry: expire in one month on the last Friday	-
Note	A monthly expiry will not be added it if already exists as a quarterly expiry of the same expiry date. A weekly expiry will not be added it if already exists as a monthly expiry of the same expiry date. A daily expiry will not be added it if already exists as a weekly expiry of the same expiry date.

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