Home Info BLM Policy BLM Policy Manuals BLM manuals contain policy and procedures to manage programs. Handbooks BLM handbooks provide detailed instructions for implementing the policy and direction described in the BLM manual sections. Subject Codes BLM policy documents are categorized by subject codes that may further help you identify collections of policies. Instruction Memorandum Instruction memorandum are directives that supplement the BLM manual sections and handbooks. Information Bulletins Information bulletins disseminate information of interest to BLM employees. National Contact Email our staff with your questions or concerns.