Location of garages in side yards of other zoning lots

In all Residence Districts, on zoning lots other than corner lots, where no rear yard is required under the provisions of Sections 23-541 (Within one hundred feet of corners) or 23-542 (Along short dimension of block), enclosed accessory off-street parking spaces shall be considered permitted obstructions in any portion of a side yard that is within 30 feet of the rear lot line.