1,343. Marital Relations During Shiva
209:7 If a mourner is on a journey, he may wear shoes. He should, however, put some dirt in his shoes. Similarly, anywhere he must wear shoes, he may follow this course of action.
209:8 Marital relations are forbidden during shiva, as are hugging and kissing. Other acts that demonstrate the couple's closeness, such as pouring a drink, making the bed, etc. are permitted. This is the case whether it is the husband or the wife who is in mourning.