Final answer:
The question does not provide enough context to determine the correct deadline for sending the MDW to SIP; more specific information about regulations is needed.
Step-by-step explanation:
The deadline for sending the Minimum Data Set (MDS) for Work to the State Implementation Plan (SIP) is not specified in the question, and without more context, such as a specific country or region's environmental regulations, it is impossible to give a correct answer. The MDS for work might vary by industry, location, and the specific requirements of a State Implementation Plan. Typical reporting frequencies for various data submissions might include end of fiscal year, quarterly, biannually, or monthly. However, without specific regulatory context, these options cannot be accurately applied to the MDW for SIP.