Construction supervision; technical building regulations; DIN 274 parts 1 and 2; corrugated roof slabs of asbestos cement and requirements on plain panels of asbestos cement
Edition 1972-06-14

Development planning; plan symbols for the marking of allocated areas in development plans according to § of the Town and Country Planning Act
Edition 1974-11-27

Regulations on the promotion of the construction of hostels in the Land North Rhine-Westphalia (Hostel Regulations 1984)
Edition 1985-03-14

Guidelines for the development of roads (RAS), part: Alignment (RAS-L), section 1: Elements of alignment (RAS-L-1)
Edition 1984-11-16

Commission Decision of 24 October 1995 implementing Article 20 (2) of Council Directive 89/106/EEC on construction products
Edition 1995-10-24

Regulations on the promotion of the construction of hostels in the Land North Rhine-Westphalia (Residential Home Regulations 1984)
Edition 1984-03-20

Commission communication as part of the implementation of Directive 89/106/EEC on construction products as amended by Council Directive 93/68/EEC
Edition 1998-06-03

Decree on the treatment of prefab buildings according to the Building Law and on the list of specifications for prefab buildings; prefab buildings decree
Edition 1978-05-30

Decree on the construction supervision, the inspection of new buildings and the operation supervision of dumps for domestic refuse and substances similar to domestic refuse (supervision decree on domestic refuse dumps)
Edition 1978-06-24

Introduction of generally recognized rules of sewage engineering; DIN 4261 part 1 to part 4 (small sewage treatment plants)
Edition 1985-07-24