Layperson runs off amidst uproar leading to church separation (10)

I haven't cracked this one yet — but the brilliant team at Fifteensquared have:

[ VERGE <r> (=layperson, in church; “ runs (=R, on cricket scorecard) off” means letter “r” is dropped) in DIN (=uproar, great noise)] + CE (=church, i.e. Church of England)