eCFR Analyzer

National Oceanic and Atmospheric Administration National Marine Fisheries Service

627,809Words in 23 parts
12.1Restriction density (per 1,000 words)
19.7Reading grade
0.0%Unchanged since 2017
2Flagged parts
2026-10-21Last change

Section changes per year

From the eCFR versioner, for the parts that the agency owns now. Before 2017 is the baseline load.

Text and size

Sentences
38.1 words on average; 29.4% over 40 words; 30.3% passive; 7.2 cross-references per 1,000 words
Sentence types
definition 4.1% · prohibition 3.8% · paperwork 8.3% · obligation 21.5% · permission 7.6% · other 54.7%
Checksum
39bfc4cb18127bd744db6b2461c693930b6790e06bf1793c8f78ce80429b9825

Review candidates in this agency

RankPartWordsScore
19 top 10% 50 CFR 217 REGULATIONS GOVERNING THE TAKE OF MARINE MAMMALS INCIDENTAL TO SPECIFIED ACTIVITIES
High signals: Size +3.0 SD · Directive share +2.6 SD · Restriction density +2.0 SD · Reading grade +1.9 SD · Paperwork share +1.6 SD
 188,432 1.62
468 top 10% 50 CFR 228 NOTICE AND HEARING ON SECTION 103(d) REGULATIONS
High signals: Paperwork share +2.4 SD · Restriction density +2.3 SD · Directive share +2.0 SD
 3,965 0.78
1,403 50 CFR 219 REGULATIONS GOVERNING THE TAKING AND IMPORTING OF MARINE MAMMALS
High signals: Restriction density +2.7 SD · Directive share +2.3 SD
 5,780 0.44
2,249 50 CFR 218 REGULATIONS GOVERNING THE TAKING AND IMPORTING OF MARINE MAMMALS
High signals: Size +2.1 SD
 71,618 0.21
2,510 50 CFR 216 REGULATIONS GOVERNING THE TAKING AND IMPORTING OF MARINE MAMMALS
High signals: Size +2.0 SD
 59,947 0.15
3,117 50 CFR 222 GENERAL ENDANGERED AND THREATENED MARINE SPECIES
High signals: none above 1 SD; ranked by the combined score
 17,404 0.02
3,416 50 CFR 259 CAPITAL CONSTRUCTION FUND TAX REGULATIONS
High signals: none above 1 SD; ranked by the combined score
 3,872 -0.05
3,531 50 CFR 260 INSPECTION AND CERTIFICATION
High signals: none above 1 SD; ranked by the combined score
 8,727 -0.07
4,106 50 CFR 223 THREATENED MARINE AND ANADROMOUS SPECIES
High signals: Size +1.6 SD
 37,077 -0.21
4,423 50 CFR 230 WHALING PROVISIONS
High signals: Restriction density +1.4 SD
 1,583 -0.29
4,587 50 CFR 221 CONDITIONS AND PRESCRIPTIONS IN FERC HYDROPOWER LICENSES
High signals: none above 1 SD; ranked by the combined score
 13,982 -0.34
4,838 50 CFR 229 AUTHORIZATION FOR COMMERCIAL FISHERIES UNDER THE MARINE MAMMAL PROTECTION ACT OF 1972
High signals: Size +1.6 SD
 39,149 -0.40
4,872 50 CFR 270 SPECIES-SPECIFIC SEAFOOD MARKETING COUNCILS
High signals: none above 1 SD; ranked by the combined score
 7,121 -0.41
5,569 50 CFR 253 FISHERIES ASSISTANCE PROGRAMS
High signals: none above 1 SD; ranked by the combined score
 10,064 -0.63
5,730 50 CFR 226 DESIGNATED CRITICAL HABITAT
High signals: Size +2.8 SD
 146,046 -0.69
5,939 50 CFR 296 FISHERMEN'S CONTINGENCY FUND
High signals: none above 1 SD; ranked by the combined score
 4,252 -0.80
5,968 50 CFR 224 ENDANGERED MARINE AND ANADROMOUS SPECIES
High signals: none above 1 SD; ranked by the combined score
 7,802 -0.81

Score: the mean of six signals, in standard deviations (SD). Across the CFR, the top 641 of 6,402 ranked parts (10%) get a flag for review; this list shows 17. A flag is not a finding.

Statutes behind the most text

  • 16 U.S.C. 1361: 431,174 words in 9 parts (68.7% of this agency's text)
  • 16 U.S.C. 1533: 146,046 words in 1 parts (23.3% of this agency's text)
  • 16 U.S.C. 1531: 101,432 words in 4 parts (16.2% of this agency's text)
  • 16 U.S.C. 1385: 59,947 words in 1 parts (9.5% of this agency's text)
  • 16 U.S.C. 5503: 37,077 words in 1 parts (5.9% of this agency's text)
  • 16 U.S.C. 742a: 17,404 words in 1 parts (2.8% of this agency's text)
  • 16 U.S.C. 797: 13,982 words in 1 parts (2.2% of this agency's text)
  • 16 U.S.C. 4101: 10,064 words in 1 parts (1.6% of this agency's text)
  • 46 U.S.C. 53701: 10,064 words in 1 parts (1.6% of this agency's text)
  • 16 U.S.C. 742e: 8,727 words in 1 parts (1.4% of this agency's text)

From the authority notes. A citation is not proof that the statute requires the rule.

Largest parts

  • 50 CFR 217: REGULATIONS GOVERNING THE TAKE OF MARINE MAMMALS INCIDENTAL TO SPECIFIED ACTIVITIES (188,432 words)
  • 50 CFR 226: DESIGNATED CRITICAL HABITAT (146,046 words)
  • 50 CFR 218: REGULATIONS GOVERNING THE TAKING AND IMPORTING OF MARINE MAMMALS (71,618 words)
  • 50 CFR 216: REGULATIONS GOVERNING THE TAKING AND IMPORTING OF MARINE MAMMALS (59,947 words)
  • 50 CFR 229: AUTHORIZATION FOR COMMERCIAL FISHERIES UNDER THE MARINE MAMMAL PROTECTION ACT OF 1972 (39,149 words)
  • 50 CFR 223: THREATENED MARINE AND ANADROMOUS SPECIES (37,077 words)
  • 50 CFR 222: GENERAL ENDANGERED AND THREATENED MARINE SPECIES (17,404 words)
  • 50 CFR 221: CONDITIONS AND PRESCRIPTIONS IN FERC HYDROPOWER LICENSES (13,982 words)
  • 50 CFR 253: FISHERIES ASSISTANCE PROGRAMS (10,064 words)
  • 50 CFR 260: INSPECTION AND CERTIFICATION (8,727 words)

Reading grade and sentence types are approximate. Simple rules label each sentence; the first match wins.