{
  "url": "https://openlegislation.uk/radioactive-substances-exemption-northern-ireland-order-2011/schedule-1",
  "json_url": "https://openlegislation.uk/radioactive-substances-exemption-northern-ireland-order-2011/schedule-1.json",
  "legislation": "nisr/2011/289",
  "legislation_title": "The Radioactive Substances Exemption (Northern Ireland) Order 2011",
  "legislation_url": "https://openlegislation.uk/radioactive-substances-exemption-northern-ireland-order-2011",
  "path": "schedule/1",
  "kind": "schedule",
  "number": "1",
  "heading": "Tables of radionuclides and descriptions of radioactive material and radioactive waste",
  "text": "Table 1\nRadionuclides: values of quantities and concentrations\nRadionuclides\nMaximum quantity (Bq) on any premises\nMaximum concentration (Bq/g)\n1.“The Table 1 column 2 summation rule” means the sum of the quotient A/B where—\n(a)“A” means the quantity of each radionuclide listed in column 1 of Table 1 that is present in the material and waste; and\n(b)“B” means the quantity of that radionuclide specified in column 2 of Table 1.\n2.“The Table 1 column 3 summation rule” means the sum of the quotient C/D where—\n(a)“C” means the concentration of each radionuclide listed in column 1 of Table 1 that is present in the material and waste; and\n(b)“D” means the concentration of that radionuclide specified in column 3 of Table 1.\nH-3\n109\n106\nBe-7\n107\n103\nC-14\n107\n104\nO-15\n109\n102\nF-18\n106\n10\nNa-22\n106\n10\nNa-24\n105\n10\nSi-31\n106\n103\nP-32\n105\n103\nP-33\n108\n105\nS-35\n108\n105\nCl-36\n106\n104\nCl-38\n105\n10\nAr-37\n108\n106\nAr-41\n109\n102\nK-42\n106\n102\nK-43\n106\n10\nCa-45\n107\n104\nCa-47\n106\n10\nSc-46\n106\n10\nSc-47\n106\n102\nSc-48\n105\n10\nV-48\n105\n10\nCr-51\n107\n103\nMn-51\n105\n10\nMn-52\n105\n10\nMn-52m\n105\n10\nMn-53\n109\n104\nMn-54\n106\n10\nMn-56\n105\n10\nFe-52\n106\n10\nFe-55\n106\n104\nFe-59\n106\n10\nCo-55\n106\n10\nCo-56\n105\n10\nCo-57\n106\n102\nCo-58\n106\n10\nCo-58m\n107\n104\nCo-60\n105\n10\nCo-60m\n106\n103\nCo-61\n106\n102\nCo-62m\n105\n10\nNi-59\n108\n104\nNi-63\n108\n105\nNi-65\n106\n10\nCu-64\n106\n102\nZn-65\n106\n10\nZn-69\n106\n104\nZn-69m\n106\n102\nGa-72\n105\n10\nGe-71\n108\n104\nAs-73\n107\n103\nAs-74\n106\n10\nAs-76\n105\n102\nAs-77\n106\n103\nSe-75\n106\n102\nBr-82\n106\n10\nKr-74\n109\n102\nKr-76\n109\n102\nKr-77\n109\n102\nKr-79\n105\n103\nKr-81\n107\n104\nKr-83m\n1012\n105\nKr-85\n104\n105\nKr-85m\n1010\n103\nKr-87\n109\n102\nKr-88\n109\n102\nRb-86\n105\n102\nSr-85\n106\n102\nSr-85m\n107\n102\nSr-87m\n106\n102\nSr-89\n106\n103\nSr-90+\n104\n102\nSr-91\n105\n10\nSr-92\n106\n10\nY-90\n105\n103\nY-91\n106\n103\nY-91m\n106\n102\nY-92\n105\n102\nY-93\n105\n102\nZr-93+\n107\n103\nZr-95\n106\n10\nZr-97+\n105\n10\nNb-93m\n107\n104\nNb-94\n106\n10\nNb-95\n106\n10\nNb-97\n106\n10\nNb-98\n105\n10\nMo-90\n106\n10\nMo-93\n108\n103\nMo-99\n106\n102\nMo-101\n106\n10\nTc-96\n106\n10\nTc-96m\n107\n103\nTc-97\n108\n103\nTc-97m\n107\n103\nTc-99\n107\n104\nTc-99m\n107\n102\nRu-97\n107\n102\nRu-103\n106\n102\nRu-105\n106\n10\nRu-106+\n105\n102\nRh-103m\n108\n104\nRh-105\n107\n102\nPd-103\n108\n103\nPd-109\n106\n103\nAg-105\n106\n102\nAg-108m+\n106\n10\nAg-110m\n106\n10\nAg-111\n106\n103\nCd-109\n106\n104\nCd-115\n106\n102\nCd-115m\n106\n103\nIn-111\n106\n102\nIn-113m\n106\n102\nIn-114m\n106\n102\nIn-115m\n106\n102\nSn-113\n107\n103\nSn-125\n105\n102\nSb-122\n104\n102\nSb-124\n106\n10\nSb-125\n106\n102\nTe-123m\n107\n102\nTe-125m\n107\n103\nTe-127\n106\n103\nTe-127m\n107\n103\nTe-129\n106\n102\nTe-129m\n106\n103\nTe-131\n105\n102\nTe-131m\n106\n10\nTe-132\n107\n102\nTe-133\n105\n10\nTe-133m\n105\n10\nTe-134\n106\n10\nI-123\n107\n102\nI-125\n106\n103\nI-126\n106\n102\nI-129\n105\n102\nI-130\n106\n10\nI-131\n106\n102\nI-132\n105\n10\nI-133\n106\n10\nI-134\n105\n10\nI-135\n106\n10\nXe-131m\n104\n104\nXe-133\n104\n103\nXe-135\n1010\n103\nCs-129\n105\n102\nCs-131\n106\n103\nCs-132\n105\n10\nCs-134m\n105\n103\nCs-134\n104\n10\nCs-135\n107\n104\nCs-136\n105\n10\nCs-137+\n104\n10\nCs-138\n104\n10\nBa-131\n106\n102\nBa-140+\n105\n10\nLa-140\n105\n10\nCe-139\n106\n102\nCe-141\n107\n102\nCe-143\n106\n102\nCe-144+\n105\n102\nPr-142\n105\n102\nPr-143\n106\n104\nNd-147\n106\n102\nNd-149\n106\n102\nPm-147\n107\n104\nPm-149\n106\n103\nSm-151\n108\n104\nSm-153\n106\n102\nEu-152\n106\n10\nEu-152m\n106\n102\nEu-154\n106\n10\nEu-155\n107\n102\nGd-153\n107\n102\nGd-159\n106\n103\nTb-160\n106\n10\nDy-165\n106\n103\nDy-166\n106\n103\nHo-166\n105\n103\nEr-169\n107\n104\nEr-171\n106\n102\nTm-170\n106\n103\nTm-171\n108\n104\nYb-175\n107\n103\nLu-177\n107\n103\nHf-181\n106\n10\nTa-182\n104\n10\nW-181\n107\n103\nW-185\n107\n104\nW-187\n106\n102\nRe-186\n106\n103\nRe-188\n105\n102\nOs-185\n106\n10\nOs-191\n107\n102\nOs-191m\n107\n103\nOs-193\n106\n102\nIr-190\n106\n10\nIr-192\n104\n10\nIr-194\n105\n102\nPt-191\n106\n102\nPt-193m\n107\n103\nPt-197\n106\n103\nPt-197m\n106\n102\nAu-198\n106\n102\nAu-199\n106\n102\nHg-197\n107\n102\nHg-197m\n106\n102\nHg-203\n105\n102\nTl-200\n106\n10\nTl-201\n106\n102\nTl-202\n106\n102\nTl-204\n104\n104\nPb-203\n106\n102\nPb-210+\n104\n10\nPb-212+\n105\n10\nBi-206\n105\n10\nBi-207\n106\n10\nBi-210\n106\n103\nBi-212+\n105\n10\nPo-203\n106\n10\nPo-205\n106\n10\nPo-207\n106\n10\nPo-210\n104\n10\nAt-211\n107\n103\nRn-220+\n107\n104\nRn-222+\n108\n10\nRa-223+\n105\n102\nRa-224+\n105\n10\nRa-225\n105\n102\nRa-226+\n104\n10\nRa-227\n106\n102\nRa-228+\n105\n10\nAc-228\n106\n10\nTh-226+\n107\n103\nTh-227\n104\n10\nTh-228+\n104\n1\nTh-229+\n103\n1\nTh-230\n104\n1\nTh-231\n107\n103\nTh-232 sec\n103\n1\nTh-234+\n105\n103\nPa-230\n106\n10\nPa-231\n103\n1\nPa-233\n107\n102\nU-230+\n105\n10\nU-231\n107\n102\nU-232+\n103\n1\nU-233\n104\n10\nU-234\n104\n10\nU-235+\n104\n10\nU-236\n104\n10\nU-237\n106\n102\nU-238+\n104\n10\nU-238 sec\n103\n1\nU-239\n106\n102\nU-240\n107\n103\nU-240+\n106\n10\nNp-237+\n103\n1\nNp-239\n107\n102\nNp-240\n106\n10\nPu-234\n107\n102\nPu-235\n107\n102\nPu-236\n104\n10\nPu-237\n107\n103\nPu-238\n104\n1\nPu-239\n104\n1\nPu-240\n103\n1\nPu-241\n105\n102\nPu-242\n104\n1\nPu-243\n107\n103\nPu-244\n104\n1\nAm-241\n104\n1\nAm-242\n106\n103\nAm-242m+\n104\n1\nAm-243+\n103\n1\nCm-242\n105\n102\nCm-243\n104\n1\nCm-244\n104\n10\nCm-245\n103\n1\nCm-246\n103\n1\nCm-247\n104\n1\nCm-248\n103\n1\nBk-249\n106\n103\nCf-246\n106\n103\nCf-248\n104\n10\nCf-249\n103\n1\nCf-250\n104\n10\nCf-251\n103\n1\nCf-252\n104\n10\nCf-253\n105\n102\nCf-254\n103\n1\nEs-253\n105\n102\nEs-254\n104\n10\nEs-254m\n106\n102\nFm-254\n107\n104\nFm-255\n106\n103\nAny other radionuclide that is:\n(a)not of natural terrestrial or cosmic origin; or\n(b)listed in table 2 of Schedule 1 to the Act.\n103, or the quantity given in respect of that radionuclide in the Public Health England publication ‘Exempt Concentrations and Quantities for Radionuclides not Included in the European Basic Safety Standards Directive’.\n1, or the concentration given in respect of that radionuclide in the document referenced in column 2.\nTable 2\nRadioactive material and accumulated radioactive waste: values of maximum quantities\nSubstance or article\nMaximum quantity of radionuclides for each substance or article\nMaximum quantity of radionuclides:\n- on any premises in items which satisfy the limit in column 2; or\n-in mobile radioactive apparatus held by a person\nA sealed source of a type not described in any other row of this table.\n4 x 106 Bq\n2 x 108 Bq\nA Class A gaseous tritium light device.\n2 x 1010 Bq\n5 x 1012 Bq\nA Class B gaseous tritium light device.\n1 x 1012 Bq\n3 x 1013 Bq\nA Class C gaseous tritium light device.\n1 x 1012 Bq\nNo limit\nAny sealed source which is solely radioactive material or radioactive waste because it contains tritium.\n2 x 1010 Bq\n5 x 1012 Bq\nA tritium foil source.\n2 x 1010 Bq\n5 x 1012 Bq\nA smoke detector affixed to premises.\n4 x 106 Bq\nNo limit\nAn electrodeposited source.\n6 x 108 Bq Ni-63 or\n2 x 108 Bq Fe-55\n6 x 1011 Bq\nA luminised article.\n8 x 107 Bq Pm-147 or\n4 x 109 Bq H-3\n4 x 1010 Bq Pm-147\nor\n2 x 1011 Bq H-3\nA Ba-137m eluting source.\n4 x 104 Bq Cs-137+\n4 x 105 Bq Cs-137+\nA substance or article which is or contains magnesium alloy or thoriated tungsten in which the thorium concentration does not exceed 4% by mass.\nNo limit\nNo limit\nA uranium or thorium compound.\nUp to a total of 5 kg of uranium and thorium.\nUp to a total of 5 kg of uranium and thorium.\nA substance or article (other than a sealed source) which is intended for use for medical or veterinary diagnosis or treatment or clinical or veterinary trials.\n1 x 109 Bq Tc-99m\nand\n2 x 108 Bq of all other radionuclides (no more than 1 x 108 Bq of which is contained in radioactive material)\n1 x 109 Bq Tc-99m\nand\n2 x 108 Bq of all other radionuclides, (no more than 1 x 108 Bq of which is contained in radioactive material).\nTable 3\nRadioactive waste: values of quantities and concentrations\nRadioactive waste\nMaximum concentration of radionuclides\nMaximum quantity of waste to be disposed of in the period stated\nSolid radioactive waste, with no single item > 4 x 104 Bq\n4 x 105 Bq for the sum of all radionuclides per 0.1m3\n2 x 108 Bq/year\nSolid radioactive waste containing tritium and C-14 only, with no single item > 4 x 105 Bq\n4 x 106 Bq of tritium and C-14 per 0.1m3\n2 x 109 Bq/year\nIndividual sealed sources\n2 x 105 Bq for the sum of all radionuclides per 0.1m3\n1 x 107 Bq/year\nIndividual sealed sources which are radioactive waste solely because they contain tritium\n2 x 1010 Bq of tritium per 0.1m3\n1 x 1013 Bq/year\nLuminised articles with no single item containing > 8 x 107 Bq of Pm-147 or > 4 x 109 of tritium\n8 x 107 Bq per 0.1m3 of Pm-147\nor 4 x 109 Bq per 0.1m3 for tritium\n2 x 109 Bq/year of Pm-147\nOr 1 x 1011 Bq/year of tritium\nSolid radioactive waste which consists of magnesium alloy, thoriated tungsten or dross from hardener alloy in which the thorium concentration does not exceed 4% by mass.\nNo limit\nNo limit\nSolid uranium or thorium compound\nNo limit\n0.5 kg of uranium or thorium per week\nAqueous liquid uranium or thorium compound\nNo limit\n0.5 kg of uranium or thorium per year\nRadioactive waste in aqueous solution being human excreta\nNo limit\n1 x 1010 Bq/year of Tc-99m\nand\n5 x 109 Bq/year for the sum of all other radionuclides\nTable 4\nAqueous radioactive waste values\nRadionuclide\nConcentration in Bq/ litre\nMaximum annual quantity of radionuclides to a relevant sewer (Bq/ year)\nMaximum annual quantity of radionuclides directly to a relevant river or the sea (Bq/ year)\n1.“The Table 4 column 2 summation rule” means the sum of the quotients A/B where\n(a)“A” means the quantity in Bq/litre of each radionuclide listed in column 1 of Table 4 that is present in the aqueous waste which is not described in a row in column 1 of Table 3; and\n(b)“B” means the concentration of that radionuclide specified in column 2 of Table 4.\n2.“The Table 4 column 3 summation rule” means the sum of the quotients C/D where:\n(a)“C” means the quantity in Bq of each radionuclide listed in column 1 of Table 4 that is present in the aqueous waste which is not described in a row of column 1 of Table 3 which is disposed of in the year; and\n(b)“D” means the quantity of that radionuclide specified in column 3 of Table 4.\n3.“The Table 4 column 4 summation rule” means the sum of the quotients C/E where:\n(a)“C” means the quantity in Bq of each radionuclide listed in column 1 of Table 4 that is present in the aqueous waste which is not described in a row in column 1 of Table 3 which is disposed of in the year; and\n(b)“E” means the quantity of that radionuclide specified in column 4 of Table 4.\nH-3\n103\n1010\n1010\nBe-7\n1\n107\n107\nC-14\n0.1\n106\n106\nF-18\n0.1\n106\n106\nNa-22\n1\n106\n107\nNa-24\n1\n107\n107\nSi-31\n10\n108\n108\nP-32\n0.001\n104\n104\nP-33\n0.001\n104\n104\nS-35\n10\n3 x 107\n108\nCl-36\n10\n107\n108\nCl-38\n0.1\n106\n106\nK-42\n0.01\n105\n105\nK-43\n0.01\n105\n105\nCa-45\n1\n107\n107\nCa-47\n0.1\n106\n106\nSc-46\n0.001\n104\n104\nSc-47\n0.01\n105\n105\nSc-48\n0.001\n104\n104\nV-48\n1\n107\n107\nCr-51\n10\n108\n108\nMn-51\n0.001\n104\n104\nMn-52\n0.001\n104\n104\nMn-52m\n0.001\n104\n104\nMn-53\n1\n107\n107\nMn-54\n0.01\n105\n105\nMn-56\n0.001\n104\n104\nFe-52\n0.01\n105\n105\nFe-55\n1\n107\n107\nFe-59\n0.01\n105\n105\nCo-55\n0.001\n104\n104\nCo-56\n0.001\n104\n104\nCo-57\n0.1\n106\n106\nCo-58\n0.1\n106\n106\nCo-58m\n1\n107\n107\nCo-60\n0.01\n105\n105\nCo-60m\n1\n107\n107\nCo-61\n0.1\n106\n106\nCo-62m\n0.001\n104\n104\nNi-59\n1\n107\n107\nNi-63\n102\n109\n109\nNi-65\n0.01\n105\n105\nCu-64\n0.1\n106\n106\nZn-65\n0.1\n3 x 105\n106\nZn-69\n10\n108\n108\nZn-69m\n0.1\n106\n106\nGa-67\n0.1\n106\n106\nGa-72\n0.001\n104\n104\nGe-71\n1\n107\n107\nAs-73\n10\n108\n108\nAs-74\n1\n107\n107\nAs-76\n1\n107\n107\nAs-77\n1\n107\n107\nSe-75\n0.1\n3 x 105\n106\nBr-82\n0.1\n106\n106\nRb-86\n0.1\n106\n106\nSr-85\n0.1\n106\n106\nSr-85m\n0.1\n106\n106\nSr-87m\n0.1\n106\n106\nSr-89\n1\n107\n107\nSr-90+\n0.1\n3 x 105\n106\nSr-91\n0.01\n105\n105\nSr-92\n0.01\n105\n105\nY-90\n1\n107\n107\nY-91\n1\n107\n107\nY-91m\n0.01\n105\n105\nY-92\n0.1\n106\n106\nY-93\n0.1\n106\n106\nZr-93\n10\n108\n108\nZr-95+\n0.001\n104\n104\nZr-97\n0.01\n105\n105\nNb-93m\n10\n108\n108\nNb-94\n0.1\n106\n106\nNb-95\n1\n107\n107\nNb-97\n1\n107\n107\nNb-98\n0.1\n106\n106\nMo-90\n0.1\n106\n106\nMo-93\n1\n107\n107\nMo-99\n0.1\n106\n106\nMo-101\n0.01\n105\n105\nTc-96\n1\n107\n107\nTc-96m\n102\n109\n109\nTc-97\n102\n109\n109\nTc-97m\n10\n108\n108\nTc-99\n10\n107\n108\nTc-99m\n10\n3 x 107\n108\nRu-97\n0.01\n105\n105\nRu-103\n0.01\n105\n105\nRu-105\n0.01\n105\n105\nRu-106+\n0.1\n106\n106\nRh-103m\n10\n108\n108\nRh-105\n1\n107\n107\nPd-103\n0.1\n106\n106\nPd-109\n0.1\n106\n106\nAg-105\n1\n107\n107\nAg-108m\n0.1\n106\n106\nAg-110m\n0.1\n106\n106\nAg-111\n10\n108\n108\nCd-109\n1\n107\n107\nCd-115\n0.1\n106\n106\nCd-115m\n1\n107\n107\nIn-111\n0.01\n105\n105\nIn-113m\n0.01\n105\n105\nIn-114m\n0.01\n105\n105\nIn-115m\n0.01\n105\n105\nSn-113\n0.1\n106\n106\nSn-125\n0.01\n105\n105\nSb-122\n0.1\n106\n106\nSb-124\n0.1\n106\n106\nSb-125\n1\n107\n107\nTe-123m\n1\n107\n107\nTe-125m\n1\n107\n107\nTe-127\n10\n108\n108\nTe-127m\n1\n107\n107\nTe-129\n10\n108\n108\nTe-129m\n1\n107\n107\nTe-131\n1\n107\n107\nTe-131m\n1\n107\n107\nTe-132\n0.1\n106\n106\nTe-133\n1\n107\n107\nTe-133m\n1\n107\n107\nTe-134\n1\n107\n107\nI-123\n1\n107\n107\nI-125\n1\n107\n107\nI-126\n0.1\n106\n106\nI-129\n0.1\n106\n106\nI-130\n0.1\n106\n106\nI-131\n0.1\n106\n106\nI-132\n0.1\n106\n106\nI-133\n0.1\n106\n106\nI-134\n0.1\n106\n106\nI-135\n0.1\n106\n106\nCs-129\n0.01\n105\n105\nCs-131\n0.1\n106\n106\nCs-132\n0.01\n105\n105\nCs-134\n0.01\n105\n105\nCs-134m\n0.1\n106\n106\nCs-135\n0.1\n106\n106\nCs-136\n0.001\n104\n104\nCs-137+\n0.01\n105\n105\nCs-138\n0.001\n104\n104\nBa-131\n0.1\n106\n106\nBa-140\n0.1\n106\n106\nLa-140\n0.001\n104\n104\nCe-139\n0.1\n106\n106\nCe-141\n0.1\n106\n106\nCe-143\n0.01\n105\n105\nCe-144\n0.1\n106\n106\nPr-142\n0.1\n106\n106\nPr-143\n10\n108\n108\nNd-147\n0.01\n105\n105\nNd-149\n0.01\n105\n105\nPm-147\n10\n108\n108\nPm-149\n1\n107\n107\nSm-151\n102\n109\n109\nSm-153\n0.1\n106\n106\nEu-152\n0.01\n105\n105\nEu-152m\n0.01\n105\n105\nEu-154\n0.01\n105\n105\nEu-155\n0.1\n106\n106\nGd-153\n0.1\n106\n106\nGd-159\n0.1\n106\n106\nTb-160\n0.01\n105\n105\nDy-165\n0.1\n106\n106\nDy-166\n0.1\n106\n106\nHo-166\n0.1\n106\n106\nEr-169\n10\n108\n108\nEr-171\n0.01\n105\n105\nTm-170\n1\n107\n107\nTm-171\n10\n108\n108\nYb-175\n0.1\n106\n106\nLu-177\n0.1\n106\n106\nHf-181\n0.01\n105\n105\nTa-182\n0.001\n104\n104\nW-181\n0.1\n106\n106\nW-185\n1\n107\n107\nW-187\n0.01\n105\n105\nRe-186\n1\n107\n107\nRe-188\n1\n107\n107\nOs-185\n0.01\n105\n105\nOs-191\n0.1\n106\n106\nOs-191m\n1\n107\n107\nOs-193\n0.1\n106\n106\nIr-190\n0.001\n104\n104\nIr-192\n0.01\n105\n105\nIr-194\n0.1\n106\n106\nPt-191\n0.01\n105\n105\nPt-193m\n1\n107\n107\nPt-197\n0.1\n106\n106\nPt-197m\n0.1\n106\n106\nAu-198\n1\n107\n107\nAu-199\n1\n107\n107\nHg-197\n1\n107\n107\nHg-197m\n0.1\n106\n106\nHg-203\n0.1\n106\n106\nTl-200\n0.01\n105\n105\nTl-201\n0.1\n106\n106\nTl-202\n0.01\n105\n105\nTl-204\n0.1\n106\n106\nPb-203\n0.01\n105\n105\nPb-210\n0.001\n104\n104\nPb-212\n0.1\n106\n106\nBi-206\n0.01\n105\n105\nBi-207\n0.1\n106\n106\nBi-210\n10\n108\n108\nBi-212\n1\n107\n107\nPo-203\n0.001\n104\n104\nPo-205\n0.001\n104\n104\nPo-207\n0.001\n104\n104\nPo-210\n0.001\n104\n104\nAt-211\n1\n107\n107\nRa-223\n0.01\n105\n105\nRa-224+\n0.01\n105\n105\nRa-225\n0.01\n105\n105\nRa-226+\n0.01\n105\n105\nRa-227\n1\n107\n107\nRa-228\n0.01\n105\n105\nAc-227\n0.1\n106\n106\nAc-228\n0.001\n104\n104\nTh-226\n0.1\n106\n106\nTh-227\n0.01\n105\n105\nTh-228\n1\n107\n107\nTh-229\n0.01\n105\n105\nTh-230\n1\n107\n107\nTh-231\n0.1\n106\n106\nTh-232\n1\n106\n107\nTh-234\n0.1\n106\n106\nPa-230\n0.01\n105\n105\nPa-231\n0.01\n105\n105\nPa-233\n0.1\n106\n106\nU-230\n0.1\n106\n106\nU-231\n10\n108\n108\nU-232\n0.1\n106\n106\nU-233\n0.1\n106\n106\nU-234\n0.1\n106\n106\nU-235+\n0.1\n106\n106\nU-236\n0.1\n106\n106\nU-237\n10\n108\n108\nU-238+\n0.1\n106\n106\nU-239\n10\n108\n108\nU-240\n10\n108\n108\nNp-237\n0.1\n106\n106\nNp-239\n1\n107\n107\nNp-240\n0.1\n106\n106\nPu-234\n0.01\n105\n105\nPu-235\n0.01\n105\n105\nPu-236\n1\n107\n107\nPu-237\n0.1\n106\n106\nPu-238\n0.1\n106\n106\nPu-239\n0.1\n106\n106\nPu-240\n0.1\n106\n106\nPu-241\n10\n108\n108\nPu-242\n0.1\n106\n106\nPu-243\n0.1\n106\n106\nPu-244\n0.1\n106\n106\nAm-241\n0.1\n106\n106\nAm-242\n0.1\n106\n106\nAm-242m\n0.1\n106\n106\nAm-243\n0.1\n106\n106\nCm-242\n1\n107\n107\nCm-243\n0.1\n106\n106\nCm-244\n0.1\n106\n106\nCm-245\n0.01\n105\n105\nCm-246\n0.1\n106\n106\nCm-247\n0.01\n105\n105\nCm-248\n0.1\n106\n106\nBk-249\n102\n109\n109\nCf-246\n1\n107\n107\nCf-248\n1\n107\n107\nCf-249\n0.01\n105\n105\nCf-250\n0.1\n106\n106\nCf-251\n0.01\n105\n105\nCf-252\n0.1\n106\n106\nCf-253\n10\n108\n108\nCf-254\n0.0001\n103\n103\nEs-253\n1\n107\n107\nEs-254\n0.1\n106\n106\nEs-254m\n0.01\n105\n105\nFm-254\n1\n107\n107\nFm-255\n0.1\n106\n106\nAny other radionuclide that is not of natural terrestrial or cosmic origin\n0.0001,\n103 ,\n103 ,\nor that concentration which gives rise to a dosage of 10 µSv/year calculated in accordance with the methodology used to calculate other concentrations in this table\nor that quantity which corresponds to 3000m3 of aqueous radioactive waste up to the appropriate concentration as calculated in accordance with column 2\nor that quantity which corresponds to 10000m3 of aqueous radioactive waste up to the appropriate concentration as calculated in accordance with column 2\nTable 4A\nNORM waste concentrations and maximum disposal quantities\nRadionuclide\nType 1 NORM concentration (Bq/g)\nType 1 NORM total activity for landfill (GBq/year)\nType 1 NORM total activity for incineration (MBq/year)\nType 2 NORM concentration (Bq/g)\nU-238sec\n5\n50\n100\n10\nU-238+\n5\n50\n100\n10\nU-234\n5\n50\n100\n10\nTh-230\n5\n50\n100\n10\nRa-226+\n5\n50\n100\n10\nPb-210+\n100\n1000\n100\n200\nPo-210\n100\n1000\n100\n200\nU-235sec\n5\n50\n100\n10\nU-235+\n5\n50\n100\n10\nPa-231\n5\n50\n100\n10\nAc-227+\n5\n50\n100\n10\nTh-232sec\n5\n50\n100\n10\nTh-232\n5\n50\n100\n10\nRa-228+\n5\n50\n100\n10\nTable 5\nRadionuclides in secular equilibrium\nParent radionuclide\nDaughter radionuclides\nSr-90+\nY-90\nZr-93+\nNb-93m\nZr-95+\nNb-95\nZr-97+\nNb-97\nRu-106+\nRh-106\nAg-108m+\nAg-108\nCs-137+\nBa-137m\nBa-140+\nLa-140\nCe-144+\nPr-144\nPb-210+\nBi-210, Po-210\nPb-212+\nBi-212, Tl-208, Po-212\nBi-212+\nTl-208, Po-212\nRn-220+\nPo-216\nRn-222+\nPo-218, Pb-214, Bi-214, Po-214\nRa-223+\nRn-219, Po-215, Pb-211, Bi-211, Tl-207\nRa-224+\nWhere Ra-224+ is referred to in table 1: Rn-220, Po-216, Pb-212, Bi-212, Tl-208, Po-212\nWhere Ra-224+ is referred to in table 4: Pb-212\nRa-226+\nWhere Ra-226+ is referred to in table 1 and Table 4A : Rn-222, Po-218, Pb-214, Bi-214, Po-214, Pb-210, Bi-210, Po-210\nWhere Ra-226+ is referred to in table 4: Rn-222, Po-218, Pb-214, Bi-214, Po-214\nRa-228+\nAc-228\nTh-226+\nRa-222, Rn-218, Po-214\nTh-228+\nRa-224, Rn-220, Po-216, Pb-212, Bi-212, Po-212, Tl-208\nTh-229+\nRa-225, Ac-225, Fr-221, At-217, Bi-213, Po-213, Pb-209\nTh-232 sec\nRa-228, Ac-228, Th-228, Ra-224, Rn-220, Po-216, Pb-212, Bi-212, Po-212, Tl-208\nTh-234+\nPa-234m\nU-230+\nTh-226, Ra-222, Rn-218, Po-214\nU-232+\nTh-228, Ra-224, Rn-220, Po-216, Pb-212, Bi-212, Tl-208, Po-212\nU-235+\nTh-231\nU-238+\nTh-234, Pa-234m, Pa-234\nU-238 sec\nTh-234, Pa-234m, U-234, Th-230, Ra-226, Rn-222, Po-218, Pb-214, Bi-214, Po-214, Pb-210, Bi-210, Po-210\nU-240+\nNp-240\nNp-237+\nPa-233\nAm-242m+\nAm-242\nAm-243+\nNp-239",
  "extent": "N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Words in Sch. 1 substituted (1.6.2018) by The Radioactive Substances (Modification of Enactments) Regulations (Northern Ireland) 2018 (S.R. 2018/116), regs. 1(1), 3(12)(a)"
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Words in Sch. 1 substituted (1.6.2018) by The Radioactive Substances (Modification of Enactments) Regulations (Northern Ireland) 2018 (S.R. 2018/116), regs. 1(1), 3(12)(b)"
    },
    {
      "type": "F",
      "label": "F3",
      "text": "Table inserted (1.6.2018) by The Radioactive Substances (Modification of Enactments) Regulations (Northern Ireland) 2018 (S.R. 2018/116), regs. 1(1), 3(12)(c)"
    },
    {
      "type": "F",
      "label": "F4",
      "text": "Words in Sch. 1 inserted (1.6.2018) by The Radioactive Substances (Modification of Enactments) Regulations (Northern Ireland) 2018 (S.R. 2018/116), regs. 1(1), 3(12)(aa)(d)(i)"
    },
    {
      "type": "F",
      "label": "F5",
      "text": "Words in Sch. 1 substituted (1.6.2018) by The Radioactive Substances (Modification of Enactments) Regulations (Northern Ireland) 2018 (S.R. 2018/116), regs. 1(1), 3(12)(bb)(d)(i)"
    },
    {
      "type": "F",
      "label": "F6",
      "text": "Words in Sch. 1 substituted (1.6.2018) by The Radioactive Substances (Modification of Enactments) Regulations (Northern Ireland) 2018 (S.R. 2018/116), regs. 1(1), 3(12)(d)(ii)"
    },
    {
      "type": "I",
      "label": "I1",
      "text": "Sch. 1 in operation at 1.10.2011, see art. 1"
    },
    {
      "type": "footnote",
      "label": "f1",
      "text": "NRPB- R306 - Exempt Concentrations and Quantities for Radionuclides not Included in the European Basic Safety Standards Directive (April 1999), ISBN 0-85951-429-3"
    },
    {
      "type": "footnote",
      "label": "f2",
      "text": "The concentrations in this table were calculated using methods adopted by the Health Protection Agency in their document HPA-CRCE-005 - Derivation of Liquid Exclusion or Exemption Levels to Support the RSA93 Exemption Order Review, published in August 2010 (ISBN 0-978-85951-673-0)."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/nisr/2011/289/schedule/1",
    "retrieved_at": "2026-10-29T01:20:13.623793+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}