| Strengthened the Patriarchate | Any government | Church Privilege Slots+1 Church Influence-15% Church Loyalty+20% Tolerance Own+1 Yearly Patriarch Authority+1% |
| Subservient Bureaucrats | Theocracy | Yearly Corruption-10% All Estate Influence-5% |
| Subutai's Strategies | Any government | Leader Siege+1 Artillery Cost-10% |
| Sufi-Syncretism | Monarchy | Global Missionary Strength+1% Development Cost-5% |
| Sufism Decree | Any government | Diplomats+1 Dhimmi Loyalty+10% |
| Sultanate of Rûm | Monarchy | Core Creation-10% Province Warscore Cost-5% Legitimacy+50% Max Absolutism+5 Governing Capacity+150 |
| Superiority of the State | Any government | All Estate Influence-10% Max Absolutism+5 |
| Support Monastic Schools | Any government | Institution Spread From True Faith+25% Church Influence+10% Church Loyalty+10% |
| Support the State | Any government | |
| Supremacy of the Diet | Republic | All Estate Loyalty Equilibrium+10% Max Absolutism-25 |
| Supreme Shogunate | Monarchy | Can Transfer Vassal WargoalYes Administrative Efficiency+5% Monarch Military Power+1 Allowed Samurai Fraction+10% |
| Sustained Discipline | Any government | Land Attrition-15% Drill Decay-33% Drill Gain+33% |
| Swiss Mercenaries | Any government | Mercenary Cost-25% Possible Condottieri+50% Merc Leader Army Tradition+33% Mercenary Discipline+5% |
| System of Councils | Monarchy | Allow Free Estate Privilege RevocationYes Diplomatic Upkeep+2 Monarch Admin Power+1 |
| Table of Ranks | Any government | Administrative Efficiency+3% Free Policy+1 |
| Tanistry | Monarchy | Morale Damage+5% Same Culture Advisor Cost-10% Nobles Loyalty+5% |
| Taxation of Foreigners | Theocracy | |
| Tercios | Any government | Has TercioYes Allowed Tercio Fraction+15% Army Tradition+50% Yearly Army Professionalism+0% |
| Teutonic Bishopric | Theocracy | Papal Influence+50% Church Power+10% Monthly Fervor Increase+25% War Exhaustion-2% Church Loyalty+10% Manpower In True Faith Provinces+10% |
| Thalassocracy | Any government | Center Of Trade Upgrade Cost-10% Trade Company Investment Cost-10% Naval Forcelimit+25% Global Trade Power+15% |
| The Examination System | Monarchy | Advisor Pool+2 Nobles Influence-10% |
| The Feuillant System | Republic | Stability Cost-10% Republican Tradition-10% |
| The Global Crusade | Theocracy | Enforce Religion Cost-50% |
| The Great Plains call to us | Native | |
| The Guru's Wisdom | Theocracy | Global Missionary Strength+3% Global Institution Spread+10% |
| The Kaiserreich | Any government | |
| The Legion of Honor | Monarchy | Advisor Cost-10% No Stability Loss On Monarch DeathYes Yearly Army Professionalism+1% |
| The Many Fingers of God | Theocracy | Tolerance Heretic+2 Tolerance Heathen+2 |
| The Nakharar Title | Any government | Nobles Privilege Slots+1 Nobles Influence+5% Nobles Loyalty+10% |
| The Privateer's Way | Republic | Privateer Efficiency+25% Land Morale+10% Naval Morale+10% Naval Maintenance-10% Republican Tradition+1 |
| The Righteous Army | Any government | Recover Army Morale Speed+15% Defensiveness+25% |
| The Sisterhood of Jeanne d'Arc | Theocracy | Cb On Religious EnemiesYes Monarch Military Power+1 May Recruit Female GeneralsYes Female Advisor Chance+1 Fire Damage+10% Discipline+5% |
| The Social Contract | Monarchy | No Religion PenaltyYes Global Unrest-1 |
| The Sparapet Office | Any government | Leader Siege+1 Army Tradition+50% |
| The Swiss Landsknechte | Any government | |
| The Tercio Companies | Any government | Has TercioYes Allowed Tercio Fraction+10% Army Tradition+50% Yearly Army Professionalism+0% |
| The Two-Chamber System | Republic | Free Policy+1 Republican Tradition+15% |
| Theme System | Any government | Manpower In Own Culture Provinces+25% Manpower In Accepted Culture Provinces+25% State Maintenance-10% |
| Theocracy | Any government | Governing Capacity+150 Tolerance Own+2 Tolerance Heretic-1 |
| Theocracy | Theocracy | Brahmins Hindu Influence+10% Church Loyalty+10% Church Influence+5% |
| Theocratic Democracy | Theocracy | |
| Three Social Classes | Republic | Core Creation-10% Rr Girondists Influence+10% |
| Timurid Diwan | Monarchy | National Focus Years-5 Governing Capacity+150 |
| Trade Company | Republic | Tolerance Heathen+1 Tolerance Of Heathens Capacity+1 Production Efficiency+10% Governing Capacity+50 Global Manpower+10% Naval Forcelimit+10% |
| Trading City | Any government | Global Trade Power+10% Max Absolutism+20 |
| Trading City | Republic | Global Trade Power+10% Max Absolutism+20 |
| Trading with Foreigners | Native | |
| Tribal Confederacy | Any government | Nobles Influence+15% Nobles Loyalty+10% Global Unrest-1 Max Absolutism-20 |
| Tribal Confederacy | Tribal | Nobles Influence+15% Nobles Loyalty+10% Global Unrest-1 Max Absolutism-20 |
| Tribal Democracy | Any government | Global Unrest-1 Stability Cost-15% Diplomatic Upkeep-1 Global Institution Spread-5% |