RADON LEGISLATION



Radon programme and Czech legislation

1990
the first governmental resolution about radon (No. 150, May 1990)
the first proposal of the uniform method for radon risk classification of foundation soils
radon maps in scale 1:200 000

1991
the acceptance of the Decree of the Ministry of Health of the C.R. on the requirements for limiting radiation exposure due to radon and other natural radionuclides (No. 76/1991)
action level 200 Bq/m3 (EEC) for existing houses
guidance level 100 Bq/m3 (EEC) for new buildings
preventive investigation levels, 226Ra in building materials and 222Rn in supplied water
the governmental resolution about the purchase and remediation of START houses (building materials with higher content of 226Ra - No. 520, December 1991)
guidelines of the Ministry of Finance - the rules for purchasing and supporting remediation activities
the complete set of uniform measurement methods

1993
the governmental resolution supporting the search for high radon houses and remediation in schools and action on water supplies (No. 709, December 1993)

1994
the modification of the origin proposal of the classification method for radon risk classification of foundation soils

1995
the competency in the field of radiation protection transferred from the Ministry of Health to the State Office for Nuclear Safety (the Law No. 85/1995)
Czech National Standard CSN 73 0601 Protection of houses against radon from the soil

1997
the Atomic Law (No. 18/1997) - with the regulation and control of all possible radon sources
the Decree of the State Office for Nuclear Safety No. 184/1997 on requirements of radiation protection
Czech National Standard CSN 73 0602 Protection of houses against radon and gamma radiation from building materials

1998
the modification of methods for indoor measurements and radon diagnostic

1999
the governmental resolution about radon programme (No. 538, May 1999)

2002
the modification of the Atomic Law (No.13/2002)
the new Decree of the State Office for Nuclear Safety No. 307/2002 on radiation protection
action level 400 Bq/m3 (radon concentration in air) for existing houses
guidance level 200 Bq/m3 (radon concentration in air) for new buildings
guidance level 1000 Bq/m3 (radon concentration in air) for workplaces
the proposal of modification of the uniform methods for radon risk classification of foundation soils

2004
the new uniform method for radon risk classification of foundation soils

2005
the modification of governmental rules for purchasing and supporting remediations activities
the modification of the Decree of the State Office for Nuclear Safety No. 307/2002 on radiation protection

2009
the new governmental resolution about radon programme (No. 594, May 2009) and the Action plan for the period 2010 - 2019


RADON v.o.s., Novákových 6, 180 00 Praha 8    e-mail : radon@comp.cz