Changes to United Kingdom NOTAM Series
With ref. to United Kingdom NOTAM EGGN-B0018/15, U.K. NOTAM series P is withdrawn, and Series M will be used throughout the complete year.
With ref. to United Kingdom NOTAM EGGN-B0359/15, U.K. NOF will in the near future (exact date and time is currently unknown) implement new NOTAM Series K, and change the definition of Series N:
Enroute obstacles less than 300FT AGL, including obstacle lights.
Enroute obstacles 300FT AGL and above, including obstacle lights.