It is said 后面 that 从句应该根据需要使用适当的时态。例如：

    It is said that his company is in trouble. 据说，他的公司陷入了困境。（《牛津英语用法指南》第三版417.1）

    His company is said to be in trouble. 据说，他的公司陷入了困境。（《牛津英语用法指南》第三版418.2）

    It is said that the King is making a good recovery. （摘自（英）Martin Hewings 著《剑桥高级英语语法》第二版中文版p.264）

    It is said that it will rain tomorrow. 据说明天有雨。（摘自牛津 外研社《英汉汉英词典》汉英词典p.395）

    It is said that he has got married.    

    It was said 后面 that 从句使用适当的过去时态（一般过去时、过去完成时、过去将来时等）。例如：  

    It was said that he had got married.