You will need to commence a domestic relation case so the court can issue an order allocating parenting time and decision-making authority. Here are two articles that discuss grandparent rights in Colorado: https://www.robinsonandhenry.com/colorado/family-law/child-placement-with-grandparents/ and https://www.robinsonandhenry.com/colorado/family-law/grandparent-rights/grandparent-guide-seeing-grandchildren/. When you are ready, please contact us at https://www.robinsonandhenry.com/locations and schedule a free case assessment with our family law team. They will be able to discuss your case with you in a confidential manner and answer specific questions you have. *The foregoing information is general advice only and should not be relied upon to take, or fail to take, legal action. No attorney-client relationship is formed by this information. *