Sun in the 10th house (Karma, the house of career) brings the significations of Sun, namely soul (atma), father, authority & government, into the area of career, status, reputation and your work in the world. The 10th house governs career & profession, status & fame, authority, public reputation.
Results of Sun in the 10th House
Sun is a malefic planet, so here it tends to bring low confidence, ego conflicts, trouble with father or bosses, and weak vitality focused on career, status, reputation and your work in the world. As an angular (kendra) house, this placement strongly shapes the overall life direction.The exact result depends on which sign Sun occupies here and the aspects it receives.
When It Activates
These results typically surface during the Vimshottari mahadasha or antardasha of Sun, and when transiting planets trigger the 10th house. A well-placed Sun here supports career success, status, authority and public recognition; when afflicted it can indicate career instability, low status and a struggle for recognition.