exchang letter european commun republ bulgaria amend interim agreement trade trade relat matter european econom commun european coal steel commun part republ bulgaria part europ agreement establish associ european commun member state part republ bulgaria part amend addit protocol sign decemb letter commun brussel june sir interim agreement european econom commun european coal steel commun republ bulgaria provis trade trade relat matter found europ agreement sign brussel march order bring rapid implement provis interim agreement sign envisag date entri forc june actual date entri forc interim agreement decemb parti agre bulgaria exception allow carri quota ceil grant interim agreement util bulgaria due late entri forc modal carri bulgaria grant addit amount tariff quota ceil provid interim agreement product import commun cn code refer annex iii due late entri forc interim agreement conform paragraph protocol interim agreement deduct addit amount product import certif issu ec council regul appli gener tariff prefer januari decemb import commun bulgaria entitl addit amount juli remain januari addit import benefit term condit provid articl addit protocol juli begin year fourth year defin articl addit protocol bulgaria grant addit quantiti import commun product cn code refer annex xiii xiii interim agreement europ agreement addit quantiti calcul equal share quantiti grant interim agreement util due late entri forc addit quantiti calcul pro rata assum date entri forc june except made preced paragraph product import cn code addit quantiti product grant bulgaria juli year calcul basi equal share quantiti util due late entri forc interim agreement begin entri forc amend year bulgaria entitl addit quantiti import commun product cn code refer annex ii protocol interim agreement quantiti calcul equal share quantiti grant due late entri forc agreement amend effect juli parti notifi complet procedur purpos grate confirm govern agreement content letter accept sir assur highest consider behalf european commun letter bulgaria brussel june sir honour acknowledg receipt letter todai date read interim agreement european econom commun european coal steel commun republ bulgaria provis trade trade relat matter found europ agreement sign brussel march order bring rapid implement provis interim agreement sign envisag date entri forc june actual date entri forc interim agreement decemb parti agre bulgaria exception allow carri quota ceil grant interim agreement util bulgaria due late entri forc modal carri bulgaria grant addit amount tariff quota ceil provid interim agreement product import commun cn code refer annex iii due late entri forc interim agreement conform paragraph protocol interim agreement deduct addit amount product import certif issu ec council regul appli gener tariff prefer januari decemb import commun bulgaria entitl addit amount juli remain januari addit import benefit term condit provid articl addit protocol juli begin year fourth year defin articl addit protocol bulgaria grant addit quantiti import commun product cn code refer annex xiiia xiiib interim agreement europ agreement addit quantiti calcul equal share quantiti grant interim agreement util due late entri forc addit quantiti calcul pro rata assum date entri forc june except made preced paragraph product import cn code addit quantiti product grant bulgaria juli year calcul basi equal share quantiti util due late entri forc interim agreement begin entri forc amend year bulgaria entitl addit quantiti import commun product cn code refer annex ii portocol interim agreement quantiti calcul equal share quantiti grant due late entri forc agreement amend effect juli parti notifi complet procedur purpos grate confirm govern agreement content letter honour confirm govern agreement content letter accept sir assur highest consider govern republ bulgaria