Box 15 contains material mostly pertaining to Bentham's writings on political deontology.

• Folios 1 to 2: Protest against Land Taxes, with letter to Mr. [Spencer] Perceval [fragment, 1807]
• Folios 3 to 4: Political deontology - constitution regarding [1816]
• Folios 5 to 8: Elements of political deontology by way of questions and answers [1816]
• Folios 9 to 10: Political deontology applied
• Folios 11 to 15: Motives by which men are led to a system of political deontology [1816]
• Folios 16 to 44: Political deontology - expository, exegetical [1816]
• Folio 45: Political deontology - Part II: Of the British Constitution [1816]
• Folios 46 to 67: Political deontology - Principle of utility [1816]
• Folios 68 to 80: Political deontology - outline [1816]
• Folios 81 to 83: Political deontology - democracy and war [1817]
• Folios 84 to 100: Political deontology - beneficence and benevolence [1819, 1821, 1824]
• Folios 101 to 108: Political deontology - generalia, practical part [fragments, 1817-31]
• Folios 109 to 121: Political deontology - negative benevolence [fragments, 1824-31]
• Folios 122 to 125: Political deontology - extra-regarding and self-regarding prudence [fragments, 1819, 1821]
• Folios 126 to 130: Political deontology - matter disposed of (Bowring) [1829-34]
• Folios 131 to 322: Deontology, Vol. I, matter disposed of (Bowring) [1834]
• Folios 323 to 592: Deontology, Bowring MSS [1834]