{"type": "object", "properties": {"EFFECTIVEDATE": {"type": "string", "examples": ["1998/07/01 00:00:00"], "format": "date-time", "description": "Date on which this data becomes effective"}, "MARKETFEEID": {"type": "string", "examples": ["F_5MSGS_WP", "F_ADMIN", "F_ALO_GEN", "F_ALO_MG", "F_ALO_MSG", "F_ALO_WP", "F_COMA_REV", "F_CYB_WP", "F_DER_WP", "F_EST_NECA", "F_EST_NEMM", "F_EUA_NECA", "F_FRC", "F_GEN_NECA", "F_GEN_NEMM", "F_GEN_REV", "F_MG_REV", "F_MSG_REV", "F_NEM25WP", "F_PAR_COMA", "F_SVC_IT", "MC_5MS_AC1", "MC_5MS_AC2", "MC_5MS_AS1", "MC_5MS_AS2", "MC_5MS_CP", "MC_COR_AC1", "MC_COR_AC2", "MC_COR_AS1", "MC_COR_AS2", "MC_COR_CP", "MC_CYB_AC1", "MC_CYB_AC2", "MC_CYB_AS1", "MC_CYB_AS2", "MC_CYB_CP", "MC_ECA_CP", "MC_REF_AC1", "MC_REF_AC2", "MC_REF_AS1", "MC_REF_AS2", "MC_REF_CP", "MC_RET_CP", "V_5MGS_CP2", "V_5MGS_MC2", "V_5MGS_MC3", "V_5MSGS_CP", "V_5MSGS_MC", "V_ADMIN", "V_ALO_CP", "V_ALO_CP2", "V_ALO_CUS2", "V_ALO_CUS3", "V_ALO_CUST", "V_CUST_NSM", "V_CUST_NTP", "V_CYB_CP", "V_CYB_CP2", "V_CYB_MC", "V_CYB_MC2", "V_CYB_MC3", "V_DER_CP", "V_DER_CP2", "V_DER_MC", "V_DER_MC2", "V_DER_MC3", "V_ECA", "V_ECA2", "V_ECA3", "V_EST", "V_EST_FRC", "V_EST_NECA", "V_EST_NEMM", "V_EUA", "V_EUA_NECA", "V_FRC", "V_FRC_CUS2", "V_FRC_CUS3", "V_FRC_CUST", "V_GEN_CP", "V_GEN_CP2", "V_GEN_FRC", "V_GEN_NECA", "V_GEN_NEM2", "V_GEN_NEM3", "V_GEN_NEMM", "V_METERING", "V_NECA", "V_NEM25CP", "V_NEM25CP2", "V_NEM25MC", "V_NEM25MC2", "V_NEM25MC3", "V_NEMMCO", "V_NET_NECA", "V_PAR_COMA", "V_PAR_COMP", "V_PW_SYSOP", "V_SETT", "WP_5MS", "WP_COR", "WP_CYB", "WP_PCF", "WP_REF"], "description": "Identifier for Market Fee"}, "MARKETFEEVERSIONNO": {"type": "integer", "examples": ["1", "2"], "maximum": 32767, "minimum": -32768, "description": "Version of fees for this id"}, "LASTCHANGED": {"type": "string", "examples": ["1998/08/18 11:28:28"], "format": "date-time", "description": "Last date and time record changed"}, "MARKETFEEVALUE": {"type": "number", "examples": ["0.0003", "0", "25", "0.42039"], "description": "Market fee rate/MWh, a dollar amount"}}, "required": ["EFFECTIVEDATE", "MARKETFEEID", "MARKETFEEVERSIONNO"], "description": "MARKETFEEDATA sets out actual fee rates, as adjusted from time to time.\nMARKETFEEDATA is public data, and is available to all participants.\n\nSource\n\nMARKETFEEDATA updates whenever fee rates change."}