Treaty between the Canton of Basel-Stadt and the Canton of Basel-Landschaft concerning the relocation of the cantonal boundary between Basel and Münchenstein in the area of Reinacherstrasse (Dreispitz area)

1. The existing cantonal border shall be altered in accordance with the delineation in the plan created by the Basel-Stadt Surveying Office on February 15, 1961, and signed by the surveyors of both cantons.

2. Accordingly, territorial parts, each measuring 160 m², shall be ceded to the other cantonal area to the same extent.

1. A triangular land section of 160 m² depicted in red color on the map by the Surveying Office of Basel-Stadt dated February 15, 1961, is to be separated from the territory of the Canton of Basel-Stadt and incorporated into the territory of the Canton of Basel-Landschaft. This section is part of parcel 409(6) in Section IV of the Land Register of the City of Basel, owned by the Christoph Merian Foundation, and is simultaneously part of the building rights parcel 3513 of the Land Register of the City of Basel, with the building rights granted to the local municipality of the City of Basel.

2. This section is formed by the newly designated boundary points No. 96 f and 96 g, as well as by the intersection point of the connecting line from No. 96 g to No. 96 h with the previous canton boundary line.

1. A triangular plot of land measuring 160 m², depicted in yellow on the plan of the Basel-Stadt Survey Office dated February 15, 1961, is detached from the territory of the Canton of Basel-Landschaft as well as from the municipality of Münchenstein and is incorporated into the territory of the Canton of Basel-Stadt. This plot is part of parcel 2285 in the land registry of the municipality of Münchenstein, owned by the Christoph Merian Foundation, and simultaneously part of building lease parcel 3532 in the land registry of the municipality of Münchenstein, with building rights held by the residential municipality of the City of Basel.

2. This section is delineated by the newly designated boundary points No. 96 h and No. 96 i, as well as by the intersection of the connecting line from No. 96 g to No. 96 h with the former cantonal boundary line.

1. The course of the new cantonal border is determined by the dimensions specified on the plan and by the coordinates of the new boundary points calculated from these.

1. The staking out and marking of the new boundary points shall be carried out by the Surveying Office of Basel-Stadt.

1. For the rectification of the cadastral maps and the land register, the aforementioned cantonal boundary relocation plan dated February 15, 1961, shall apply.

1. This contract, as well as the associated cantonal boundary adjustment plan, has been executed in seven copies.

2. A copy is to be sent to the Swiss Federal Council for information.

3. The contract comes into effect immediately.