I have copied the following from the website of the York Oratory:
During the lockdown, public worship is still permitted. The rules for the national lockdown state,
"You can leave home to attend or visit a place of worship for communal worship."
There will be sung first Vespers for the Epiphany on Tuesday at 6pm
Epiphany Masses: 8.15am (EF Latin), 9.15am at St Joseph's, 12.10pm English Mass, 6pm EF Sung Latin Mass.
Our church will be open for Masses and services only as follows:
Sunday: Mass at 8.30am, 10.30am & 12 noon; Vespers & Benediction at 4pm.
(St Joseph's Saturday evening Mass at 5pm and Sunday morning at 9.30am)
Monday-Friday: EF Latin Mass at 8.15am; Exposition and Confession from 11.30am-12 noon; Mass at 12.10pm.
Saturday: EF Latin Mass at 9.15am; Exposition and Confession from 11.30am-12 noon; Mass at 12.10pm.
Holy Communion is given after Mass.
So opportunities to attend Mass will continue durinfg lockdown. Please observe the rules and the directions of ushers.