Code of Maine Rules
10 - DEPARTMENT OF HEALTH AND HUMAN SERVICES
144 - DEPARTMENT OF HEALTH AND HUMAN SERVICES - GENERAL
Chapter 220 - Rules Relating to Radiation Protection
Part C - LICENSING OF RADIOACTIVE MATERIAL
Schedule C - LIMITS FOR BROAD LICENSES (C.10)

Universal Citation: 10 ME Code Rules ยง C
Current through 2024-38, September 18, 2024

Radioactive Material

Col I Curies*

Col II Curies**

Radioactive Material

Col I Curies*

Col II Curies**

Antimony-122

1

0.01

Gallium-72

10

0.1

Antimony-124

1

0.01

Germanium-71

100

1

Antimony-125

1

0.01

Gold-198

10

0.1

Arsenic-73

10

0.1

Gold-199

10

0.1

Arsenic-74

1

0.01

Hafnium-181

1

0.01

Arsenic-76

1

0.01

Holmium-166

10

0.1

Arsenic-77

10

0.1

Hydrogen-3

100

1

Barium-131

10

0.1

Indium-113m

100

1

Barium-140

1

0.01

Indium-114m

1

0.01

Beryllium-7

10

0.1

Indium-115m

100

1

Bismuth-210

0.1

0.001

Indium-115

1

0.01

Bromine-82

10

0.1

Iodine-125

0.1

0.001

Cadmium-109

1

0.01

Iodine-126

0.1

0.001

Cadmium-115m

1

0.01

Iodine-129

0.1

0.001

Cadmium-115

10

0.1

Iodine-131

0.1

0.001

Calcium-45

1

0.01

Iodine-132

10

0.1

Calcium-47

10

0.1

Iodine-133

1

0.01

Carbon-14

100

1

Iodine-134

10

0.1

Cerium-141

10

0.1

Iodine-135

1

0.01

Cerium-143

10

0.1

Iridium-192

1

0.01

Cerium-144

0.1

0.001

Iridium-194

10

0.1

Cesium-131

100

1

Iron-55

10

0.1

Cesium-134m

100

1

Iron-59

1

0.01

Cesium-134

0.1

0.001

Krypton-85

100

1

Cesium-135

1

0.01

Krypton-87

10

0.1

Cesium-136

10

0.1

Lanthanum-140

1

0.01

Cesium-137

0.1

0.001

Lutetium-177

10

0.1

Chlorine-36

1

0.01

Manganese-52

1

0.01

Chlorine-38

100

1

Manganese-54

1

0.01

Chromium-51

100

1

Manganese-56

10

0.1

Cobalt-57

10

0.1

Mercury-197m

10

0.1

Cobalt-58m

100

1

Mercury-197

10

0.1

Cobalt-58

1

0.01

Mercury-203

1

0.01

Cobalt-60

0.1

0.001

Molybdenum-99

10

0.1

Copper-64

10

0.1

Neodymium-147

10

0.1

Dysprosium-165

100

1

Neodymium-149

10

0.1

Dysprosium-166

10

0.1

Nickel-59

10

0.1

Erbium-169

10

0.1

Nickel-63

1

0.01

Erbium-171

10

0.1

Nickel-65

10

0.1

Europium-152(9.2h

10

0.1

Niobium-93m

1

0.01

Europium-152(13y)

0.1

0.001

Niobium-95

1

0.01

Europium-154

0.1

0.001

Niobium-97

100

1

Europium-155

1

0.01

Osmium-185

1

0.01

Fluorine-18

100

1

Osmium-191m

100

1

Gadolinium-153

1

0.01

Osmium-191

10

0.1

Gadolinium-159

10

0.1

Osmium-193

10

0.1

Palladium-103

10

0.1

Technetium-96

10

0.1

Palladium-109

10

0.1

Technetium-97m

10

0.1

Phosphorus-32

1

0.01

Technetium-97

10

0.1

Platinum-191

10

0.1

Technetium-99m

100

1

Platinum-193m

100

1

Technetium-99

1

0.01

Platinum-193

10

0.1

Tellurium-125m

1

0.01

Platinum 197m

100

1

Tellurium-127m

1

0.01

Platinum-197

10

0.1

Tellurium-127

10

0.1

Polonium-210

0.01

0.0001

Tellurium-129m

1

0.01

Potassium-42

1

0.01

Tellurium-129

100

1

Praseodymium-142

10

0.1

Tellurium-131m

10

0.1

Praseodymium-143

10

0.1

Tellurium-132

1

0.01

Promethium-147

1

0.01

Terbium-160

1

0.01

Promethium-149

10

0.1

Thallium-200

10

0.1

Radium-226

0.01

0.0001

Thallium-201

10

0.1

Rhenium-186

10

0.1

Thallium-202

10

0.1

Rhenium-188

10

0.1

Thallium-204

1

0.01

Rhodium-103m

1,000

10

Thulium-170

1

0.01

Rhodium-105

10

0.1

Thulium-171

1

0.01

Rubidium-86

1

0.01

Tin-113

1

0.01

Rubidium-87

1

0.01

Tin-125

1

0.01

Ruthenium-97

100

1

Tungsten-181

1

0.01

Ruthenium-103

1

0.01

Tungsten-185

1

0.01

Ruthenium-105

10

0.1

Tungsten-187

10

0.1

Ruthenium-106

0.1

0.001

Vanadium-48

1

0.01

Samarium-151

1

0.01

Xenon-131m

1,000

10

Samarium-153

10

0.1

Xenon-133

100

1

Scandium-46

1

0.01

Xenon-135

100

1

Scandium-47

10

0.1

Ytterbium-175

10

0.1

Scandium-48

1

0.01

Yttrium-90

1

0.01

Selenium-75

1

0.01

Yttrium-91

1

0.01

Silicon-31

10

0.1

Yttrium-92

10

0.1

Silver-105

1

0.01

Yttrium-93

1

0.01

Silver-110m

0.1

0.001

Zinc-65

1

0.01

Silver-111

10

0.1

Zinc-69m

10

0.1

Sodium-22

0.1

0.001

Zinc-69

100

1

Sodium-24

1

0.01

Zirconium-93

1

0.01

Strontium-85m

1,000

10

Zirconium-95

1

0.01

Strontium-85

1

0.01

Zirconium-97

1

0.01

Strontium-89

1

0.01

Any radioactive material other than source material, special nuclear material or alpha emitting radioactive material not listed above.

0.1

0.001

Strontium-90

0.01

0.0001

Strontium-91

10

0.1

Strontium-92

10

0.1

Sulphur-35

10

0.1

Tantalum-182

1

0.01

* Type B Specific license

** Type C Specific license

NOTE 1: To convert curies (Ci) to SI units of gigabecquerels (GBq), multiply the above values by 37.

Disclaimer: These regulations may not be the most recent version. Maine may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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