Subject to the requirements and limitations of this section, if the owner of a lot gives or dedicates to the Mayor and City Council of Baltimore any land on or adjacent to the lot for the purpose of establishing or improving a public street, for the purpose of establishing or improving public transit, or for the purpose of establishing open space, the area of the land so given or dedicated may be added to the lot area used to compute the maximum number of dwelling units that, under the bulk and yard regulations of this Code, are permitted on that lot. To qualify for this added area, the land given or dedicated must be:designated for this purpose on an approved subdivision plat or builders’ location plat; certified by the Planning Commission as essential to overall community planning and not for the sole benefit of any one individual; and given or dedicated to the City at the request of the Planning Commission. In lieu of any compensation to the owner for a lot contributed under this section, the permitted density of the remaining private development lot, as computed under this section, may exceed by up to, but no more than, 110% of the density that otherwise would be allowed for that lot. Ord. 16-581 Ord. 17-015

For a residential project that, under City Code <cite data-path="|13|§2B-22|(c)">Article 13, § 2B-22(c) {“Project benefitting from significant land use authorization or rezoning”}</cite> or § 2B-23(c)(1) {“30 or more units: Cost-offsets”}, is entitled to bonus units, the lot area per dwelling unit otherwise required by this Code is reduced to the extent needed to accommodate those bonus units. Ord. 16-581

For a lot that is less than 100 feet deep, the depth of a rear yard required for a dwelling may be reduced 1% for each 1 foot that the lot is less than 100 feet deep, subject to the limitations and requirements of this section. A reduction under this section may not exceed the following:in the case of an existing detached or semi-detached dwelling that is located in a business district, two-thirds of the required depth; and in all other cases, one-quarter of the required depth. A reduction may be taken under this section only if all other bulk and yard regulations are complied with. Ord. 16-581 Ord. 17-015

Nothing in this Code in any way affects the requirements of Chapter 42, Laws of Maryland 1904, which states: “[F]rom and after [March 15, 1904], no building, except churches, shall be erected or altered in the City of Baltimore on the territory bounded by the south side of Madison street, the west side of St. Paul street, the north side of Centre street, and the east side of Cathedral street, to exceed in height a point seventy feet above the surface of the street at the base line of the Washington Monument.” Now codified as § 14-1 of the Code of Public Local Laws of Baltimore City Ord. 16-581

The building height limitations and permissions of<em> Table15-405: Mount Vernon Neighborhood Height Map </em>apply within the boundaries indicated in that Table for the Mount Vernon Neighborhood. These building heights control in place of the building height regulations of the underlying zoning district. Within the boundaries indicated in <em>Table 15-405</em> for the Mount Vernon Neighborhood:when calculating the height of a building for compliance with height limitations, mechanical equipment, including heating, ventilation, and air-conditioning units, on top of the building are included in that calculation; new principal-use surface parking lots are prohibited; and for new construction, the minimum lot area per dwelling unit is 200 square feet. Ord. 16-581 Ord. 22-181