Inofficial information signs for commercial institutions and for monuments outside the built-up area and the local through street of public roads
Edition 1981-03-13

Construction supervision: technical building regulations; DIN 4122 "Waterproofing of structures against surface moisture and leakage water with bituminous materials, metal strips and plastic sheets
Edition 1982-01-05

Planning and building law provisions for the protection against aircraft noise in the immission area of the Frankfurt/Main airport
Edition 1982-07-14

Mapping out of buildings according to the Building Code; § 96 clause 8 and § 104 clause 4 HBO
Edition 1980-10-10

Act on the maintenance and care of housing space for the Land North Rhine-Westphalia (Housing Act - WoG)
Edition 1984-11-06

Decree on building supervision, building acceptance and regular inspection of sewage treatment plants and sewage discharges (Inspection Decree)
Edition 1970-09-08

The Land ordinance for the drawing up of outline development plans for sports facilities and development plans for sports facilities (Sports Facilities' Planning Ordinance)
Edition 1978-07-06

EUROPEAN PARLIAMENT AND COUNCIL DIRECTIVE 94/62/EC of 20 December 1994 on packaging and packaging waste
Edition 1994-12-20

Hints for the planning and execution of air-conditioning installations for public buildings (RLT-installations-construction-93)
Edition 1995-01-20

Town planning promotion; promotion of redevelopment and development measures in accordance with the Town and Country Planning Act
Edition 1979-03-09