Provided are a transmission method, receiving method, transmission apparatus and receiving apparatus for downlink data, wherein the transmission method for downlink data comprises: when needing to transmit a downlink service, a base station directly transmitting a fast message carrying downlink data information. The present invention solves the problems of a complex downlink scheduling mode process and a long delay existing in the related art, thereby achieving the effects of decreasing the complexity of the downlink scheduling mode process and shortening the delay.