You can switch to Senior membership at any time of the year, and your senior fees and capital assessments will be pro-rated accordingly. However, you cannot apply to bring a boat into the club fleet or be considered for a dock until you become a Senior Member. B6.03f-g, B6.04f, B6.07d Initiation fees payable for Associate and Junior members vary by category and years membership, see B6.03f, B6.04f.